{"id":9383,"date":"2024-02-27T06:59:43","date_gmt":"2024-02-26T21:59:43","guid":{"rendered":"https:\/\/www.chaco-web.com\/blog\/?p=9383"},"modified":"2024-03-04T17:15:42","modified_gmt":"2024-03-04T08:15:42","slug":"color-schemes-and-design-in-web-accessibility","status":"publish","type":"post","link":"https:\/\/www.chaco-web.com\/blog\/color-schemes-and-design-in-web-accessibility\/","title":{"rendered":"\u8272\u3068\u30a6\u30a7\u30d6\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3 \u5206\u304b\u308a\u3084\u3059\u3055\u3092\u5411\u4e0a\u3055\u305b\u308b\u914d\u8272\u3068\u30c7\u30b6\u30a4\u30f3"},"content":{"rendered":"<p>\u30a6\u30a7\u30d6\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u9b45\u529b\u7684\u306b\u898b\u305b\u308b\u305f\u3081\u306b\u306f\u3001\u8272\u3092\u52b9\u679c\u7684\u306b\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3088\u306d\u3002<br \/>\n\u30b3\u30fc\u30dd\u30ec\u30fc\u30c8\u30ab\u30e9\u30fc\u3084\u3001\u8868\u73fe\u3057\u305f\u3044\u30a4\u30e1\u30fc\u30b8\u306b\u5408\u308f\u305b\u3066\u4f7f\u7528\u3059\u308b\u8272\u3092\u6c7a\u3081\u3066\u3044\u308b\u3053\u3068\u304c\u591a\u3044\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>\u30a6\u30a7\u30d6\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u306b\u3068\u3063\u3066\u3082\u8272\u306e\u6271\u3044\u3068\u3044\u3046\u306e\u306f\u91cd\u8981\u3067\u3059\u3002<br \/>\n\u306a\u305c\u306a\u3089\u3001\u914d\u8272\u306b\u3088\u3063\u3066\u306f\u305d\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u5229\u7528\u3067\u304d\u306a\u3044\u30e6\u30fc\u30b6\u30fc\u304c\u51fa\u3066\u304f\u308b\u304b\u3089\u3067\u3059\u3002<\/p>\n<p>\u4eca\u56de\u306e\u304a\u8a71\u306f\u3001\u30a6\u30a7\u30d6\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u3068\u8272\u306e\u95a2\u308f\u308a\u306b\u3064\u3044\u3066\u3067\u3059\u3002<br \/>\n\u3069\u306e\u3088\u3046\u306a\u554f\u984c\u3092\u5f15\u304d\u8d77\u3053\u3057\u304b\u306d\u306a\u3044\u306e\u304b\u3001\u305d\u308c\u306f\u3069\u3046\u89e3\u6c7a\u3057\u305f\u3089\u826f\u3044\u306e\u304b\u3092\u5177\u4f53\u7684\u306b\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n<p>\u8272\u306e\u4f7f\u3044\u65b9\u306b\u914d\u616e\u3057\u3066\u30a6\u30a7\u30d6\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u3092\u5411\u4e0a\u3055\u305b\u3001\u3055\u3089\u306b\u9b45\u529b\u7684\u306a\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u4f5c\u3063\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<div class=\"recommend related-post-cus\">\n<div class=\"ttl-related\">\u3053\u3061\u3089\u306e\u8a18\u4e8b\u3082\u30aa\u30b9\u30b9\u30e1<\/div>\n<div class=\"box-related\">\n<div class=\"related-post\">\n<div class=\"related-tt\">\u30a6\u30a7\u30d6\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u306e\u57fa\u672c\u306b\u3064\u3044\u3066\u77e5\u308a\u305f\u3044\u65b9\u306f\u3053\u3061\u3089\u306e\u8a18\u4e8b\u3078\uff01<br \/>\n<a href=\"https:\/\/www.chaco-web.com\/blog\/web-accessibility\/\"><i class=\"fa fa-book\" aria-hidden=\"true\"><\/i><span class=\"b-txt1\">\u304a\u3055\u3048\u3066\u304a\u304d\u305f\u3044\u30a6\u30a7\u30d6\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u306e\u57fa\u672c\u4e8b\u9805<\/span><\/a><\/div>\n<div class=\"related-tt\">\u30a6\u30a7\u30d6\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u306e\u57fa\u672c\u539f\u5247\u306a\u3069\u3092\u8a73\u3057\u304f\u77e5\u308a\u305f\u3044\u65b9\u306f\u3053\u3061\u3089\u306e\u8a18\u4e8b\u3078\uff01<br \/>\n<a href=\"https:\/\/www.chaco-web.com\/blog\/comprehensive-description-of-web-accessibility\/\"><span class=\"b-txt1\">\u30a6\u30a7\u30d6\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u306e\u57fa\u672c\u3010\u8a73\u7d30\u7248\u3011<\/span><\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<div id=\"toc_container\" class=\"toc_white no_bullets\"><p class=\"toc_title\">\u3082\u304f\u3058<\/p><ul class=\"toc_list\"><li><a href=\"#1\">1. \u8272\u3068\u30a6\u30a7\u30d6\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u306e\u95a2\u4fc2<\/a><ul><li><a href=\"#1-1\">1-1. \u8996\u899a\u969c\u304c\u3044\u8005<\/a><\/li><li><a href=\"#1-2\">1-2. \u7cbe\u795e\u969c\u304c\u3044\u8005<\/a><\/li><li><a href=\"#1-3\">1-3. \u4e00\u6642\u7684\u306a\u969c\u304c\u3044\u304c\u3042\u308b\u4eba<\/a><\/li><li><a href=\"#1-4\">1-4. \u9ad8\u9f62\u8005<\/a><\/li><\/ul><\/li><li><a href=\"#2\">2. \u30a6\u30a7\u30d6\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u304b\u3089\u8003\u3048\u308b\u8272\u306e\u4f7f\u3044\u65b9<\/a><ul><li><a href=\"#2-1-WCAG\">2-1. \u8272\u306b\u95a2\u3059\u308bWCAG\u57fa\u6e96<\/a><ul><li><a href=\"#141\">1.4.1 \u8272\u306e\u4f7f\u7528<\/a><\/li><li><a href=\"#143\">1.4.3 \u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\uff08\u6700\u4f4e\u9650\uff09<\/a><\/li><\/ul><\/li><li><a href=\"#2-2\">2-2. \u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u3068\u306f\uff1f<\/a><\/li><li><a href=\"#2-3\">2-3.\u8272\u3092\u4f7f\u3046\u3068\u304d\u306b\u914d\u616e\u3059\u308b\u3053\u3068<\/a><ul><li><a href=\"#i\">\u8272\u306e\u4ed8\u3051\u65b9\u3092\u5de5\u592b\u3059\u308b<\/a><\/li><li><a href=\"#i-2\">\u8272\u4ee5\u5916\u3067\u3082\u60c5\u5831\u3092\u63d0\u4f9b\u3059\u308b<\/a><\/li><\/ul><\/li><\/ul><\/li><li><a href=\"#3\">3. \u30c1\u30e3\u30b3\u30a6\u30a7\u30d6\u516c\u5f0f\u30b5\u30a4\u30c8\u306e\u8272\u4f7f\u3044<\/a><ul><li><a href=\"#3-1\">3-1. \u30c6\u30ad\u30b9\u30c8\u3068\u30dc\u30bf\u30f3\u306e\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4<\/a><\/li><li><a href=\"#3-2\">3-2. \u5404\u30d5\u30a9\u30fc\u30e0\u306e\u4efb\u610f\u30fb\u5fc5\u9808\u8868\u793a<\/a><\/li><\/ul><\/li><li><a href=\"#4\">4. \u307e\u3068\u3081<\/a><\/li><\/ul><\/div>\n<h2><span id=\"1\">1. \u8272\u3068\u30a6\u30a7\u30d6\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u306e\u95a2\u4fc2<\/span><\/h2>\n<p>\u8272\u3068\u30a6\u30a7\u30d6\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u306b\u306f\u3069\u306e\u3088\u3046\u306a\u95a2\u308f\u308a\u304c\u3042\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<br \/>\n\u305d\u308c\u3092\u7406\u89e3\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u3069\u306e\u3088\u3046\u306a\u30e6\u30fc\u30b6\u30fc\u304c\u8272\u306b\u95a2\u3057\u3066\u4e0d\u4fbf\u3092\u611f\u3058\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u306e\u304b\u3092\u77e5\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n\u3055\u3063\u305d\u304f\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>&nbsp;<\/p>\n<h3 class=\"gray-underline\"><span id=\"1-1\">1-1. \u8996\u899a\u969c\u304c\u3044\u8005<\/span><\/h3>\n<p>\u8996\u899a\u969c\u304c\u3044\u8005\u306e\u4e2d\u3067\u3082\u7279\u306b\u8272\u306e\u5f71\u97ff\u3092\u53d7\u3051\u3084\u3059\u3044\u306e\u306f\u3001\u8272\u899a\u7279\u6027\u304c\u3042\u308b\u4eba\u3067\u3059\u3002<br \/>\n\u898b\u3048\u65b9\u306f\u3055\u307e\u3056\u307e\u3067\u3059\u304c\u3001\u8d64\u3068\u7dd1\u3001\u9752\u3068\u9ec4\u8272\u304c\u305d\u308c\u305e\u308c\u540c\u3058\u3088\u3046\u306b\u898b\u3048\u305f\u308a\u3001\u4e2d\u306b\u306f\u307b\u3068\u3093\u3069\u767d\u9ed2\u72b6\u614b\u306b\u898b\u3048\u308b\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u3002<br \/>\n\u305d\u306e\u3088\u3046\u306a\u5834\u5408\u3001\u80cc\u666f\u8272\u3068\u6587\u5b57\u8272\u306b\u4e00\u5b9a\u306e\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u3092\u78ba\u4fdd\u3057\u3066\u304a\u304b\u306a\u3044\u3068\u3001\u6587\u7ae0\u3092\u8a8d\u8b58\u3067\u304d\u306a\u304f\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u4e0b\u306e\u753b\u50cf\u3092\u898b\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\n\u3069\u3061\u3089\u3082\u80cc\u666f\u306f\u767d\u3067\u3001\u305d\u306e\u4e0a\u306b\u7570\u306a\u308b\u6587\u5b57\u8272\u3067\u300c\u80cc\u666f\u8272\u3068\u6587\u5b57\u8272\u306e\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u306f\u3001\u8996\u8a8d\u6027\u306e\u9ad8\u3055\u3068\u6df1\u3044\u95a2\u308f\u308a\u304c\u3042\u308a\u307e\u3059\u3002\u300d\u3068\u66f8\u304b\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><strong>\u203b\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u30fb\u30fb\u30fb<\/strong>\u8272\u306e\u660e\u308b\u3055\u3084\u9bae\u3084\u304b\u3055\u306e\u5dee\u306e\u3053\u3068\u3002<br \/>\n<strong>\u203b\u8996\u8a8d\u6027\u30fb\u30fb\u30fb<\/strong>\u76ee\u3067\u898b\u305f\u3068\u304d\u306b\u8a8d\u8b58\u3057\u3084\u3059\u3044\u304b\u3069\u3046\u304b\u306e\u5ea6\u5408\u3044\u3002<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-9387\" src=\"https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/text01.jpg\" alt=\"\u753b\u50cf\u3002\u767d\u80cc\u666f\u306b\u30b0\u30ec\u30fc\u306e\u6587\u5b57\u3067\u300c\u80cc\u666f\u8272\u3068\u6587\u5b57\u8272\u306e\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u306f\u3001\u8996\u8a8d\u6027\u306e\u9ad8\u3055\u3068\u6df1\u3044\u95a2\u308f\u308a\u304c\u3042\u308a\u307e\u3059\u3002\u300d\u3068\u66f8\u304b\u308c\u3066\u3044\u308b\u3002\" width=\"1440\" height=\"436\" srcset=\"https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/text01.jpg 1440w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/text01-300x91.jpg 300w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/text01-1024x310.jpg 1024w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/text01-768x233.jpg 768w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" \/><br clear=\"all\" \/><br \/>\n<img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-9388\" src=\"https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/text02.jpg\" alt=\"\u753b\u50cf\u3002\u767d\u80cc\u666f\u306b\u9ed2\u306e\u6587\u5b57\u3067\u300c\u80cc\u666f\u8272\u3068\u6587\u5b57\u8272\u306e\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u306f\u3001\u8996\u8a8d\u6027\u306e\u9ad8\u3055\u3068\u6df1\u3044\u95a2\u308f\u308a\u304c\u3042\u308a\u307e\u3059\u3002\u300d\u3068\u66f8\u304b\u308c\u3066\u3044\u308b\u3002\" width=\"1440\" height=\"436\" srcset=\"https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/text02.jpg 1440w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/text02-300x91.jpg 300w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/text02-1024x310.jpg 1024w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/text02-768x233.jpg 768w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" \/><\/p>\n<p>\u540c\u3058\u80cc\u666f\u8272\u3067\u3082\u3001\u6587\u5b57\u8272\u306b\u3088\u3063\u3066\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u306f\u5909\u308f\u3063\u3066\u304d\u307e\u3059\u3002<br \/>\n1\u679a\u76ee\u306f\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u304c\u4f4e\u3044\u305f\u3081\u3001\u4eba\u306b\u3088\u3063\u3066\u306f\u898b\u3048\u306a\u3044\u3001\u307e\u305f\u306f\u898b\u3048\u306b\u304f\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n2\u679a\u76ee\u306f\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u304c\u9ad8\u304f\u306a\u3063\u3066\u3044\u307e\u3059\u3002<br \/>\n\u3053\u3061\u3089\u306e\u65b9\u304c\u3001\u30d1\u30c3\u3068\u898b\u305f\u3068\u304d\u306b\u6587\u5b57\u304c\u5206\u304b\u308a\u3084\u3059\u3044\u306e\u3067\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n<p>\u307e\u305f\u3001\u8272\u306e\u307f\u3067\u60c5\u5831\u3092\u63d0\u4f9b\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u8272\u899a\u7279\u6027\u306e\u7a0b\u5ea6\u306b\u3088\u3063\u3066\u306f\u60c5\u5831\u3092\u898b\u843d\u3068\u3057\u305f\u308a\u3001\u6b63\u3057\u3044\u60c5\u5831\u3092\u5f97\u3089\u308c\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n\u306a\u305c\u306a\u3089\u3001\u8272\u3067\u5224\u5225\u3057\u306a\u3051\u308c\u3070\u3044\u3051\u306a\u3044\u90e8\u5206\u304c\u898b\u3048\u306a\u304b\u3063\u305f\u308a\u3001\u898b\u843d\u3068\u3057\u3084\u3059\u304f\u306a\u3063\u3066\u3057\u307e\u3046\u304b\u3089\u3067\u3059\u3002<\/p>\n<p>\u8272\u306e\u307f\u3067\u60c5\u5831\u3092\u63d0\u4f9b\u3057\u3066\u3044\u308b\u4f8b\u30922\u3064\u6319\u3052\u307e\u3059\u3002<\/p>\n<p>1\u3064\u76ee\u306f\u300c\u5fc5\u9808\u9805\u76ee\u306e\u67a0\u7dda\u304c\u8d64\u304f\u306a\u3063\u3066\u3044\u308b\u304a\u554f\u3044\u5408\u308f\u305b\u30d5\u30a9\u30fc\u30e0\u300d\u3067\u3059\u3002<br \/>\n\u3053\u306e\u5834\u5408\u3001\u67a0\u7dda\u304c\u8d64\u304f\u306a\u3063\u3066\u3044\u308b\u4ee5\u5916\u306b\u5fc5\u9808\u9805\u76ee\u3067\u3042\u308b\u3068\u793a\u3057\u3066\u3044\u308b\u3068\u3053\u308d\u304c\u306a\u3044\u306e\u3067\u3001\u8272\u306e\u307f\u3067\u60c5\u5831\u63d0\u4f9b\u3092\u3057\u3066\u3044\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u3069\u3053\u304c\u8d64\u67a0\u3067\u3042\u308b\u304b\u5224\u65ad\u3067\u304d\u306a\u3044\u5834\u5408\u3001\u5fc5\u9808\u9805\u76ee\u3092\u7279\u5b9a\u3067\u304d\u306a\u304f\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002<br \/>\n\u300c\u304a\u554f\u3044\u5408\u308f\u305b\u3092\u3057\u3088\u3046\u3068\u601d\u3063\u305f\u306e\u306b\u3046\u307e\u304f\u3067\u304d\u306a\u3044\u300d\u3068\u3044\u3046\u4e8b\u614b\u306b\u3064\u306a\u304c\u308a\u304b\u306d\u307e\u305b\u3093\u3002<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-9389\" src=\"https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/form01.jpg\" alt=\"\u304a\u554f\u3044\u5408\u308f\u305b\u30d5\u30a9\u30fc\u30e0\u306e\u753b\u50cf\u3002\u5fc5\u9808\u9805\u76ee\u306e\u307f\u5165\u529b\u6b04\u306e\u67a0\u304c\u8d64\u8272\u306b\u306a\u3063\u3066\u3044\u308b\u3002\u5fc5\u9808\u9805\u76ee\u4ee5\u5916\u306f\u9ed2\u67a0\u3067\u3042\u308b\u3002\" width=\"1440\" height=\"1312\" srcset=\"https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/form01.jpg 1440w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/form01-300x273.jpg 300w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/form01-1024x933.jpg 1024w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/form01-768x700.jpg 768w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" \/><\/p>\n<p>\u3082\u30461\u3064\u306e\u4f8b\u306f\u300c\u8272\u5206\u3051\u306e\u307f\u306e\u30b0\u30e9\u30d5\u300d\u3067\u3059\u3002<\/p>\n<p>\u4e0b\u306e\u30b0\u30e9\u30d5\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<br \/>\n\u30c7\u30fc\u30bf\u5225\u306b\u8272\u304c\u7570\u306a\u308a\u3001\u51e1\u4f8b\u3082\u4ed8\u3044\u3066\u3044\u3066\u4e00\u898b\u5206\u304b\u308a\u3084\u3059\u3044\u30b0\u30e9\u30d5\u306e\u3088\u3046\u306b\u601d\u3048\u307e\u3059\u3002<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-9390\" src=\"https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf01.jpg\" alt=\"\u7e26\u68d2\u30b0\u30e9\u30d5\u306e\u753b\u50cf\u30025\u3064\u306e\u30c7\u30fc\u30bf\u304c\u4e26\u3093\u3067\u304a\u308a\u3001\u53f3\u5074\u306b\u51e1\u4f8b\u304c\u3042\u308b\u3002\u305d\u308c\u305e\u308c\u306e\u30c7\u30fc\u30bf\u306f\u8d64\u3084\u30aa\u30ec\u30f3\u30b8\u3084\u9ec4\u7dd1\u3001\u7dd1\u3001\u9752\u3067\u30ab\u30e9\u30d5\u30eb\u306b\u8272\u5206\u3051\u3055\u308c\u3066\u3044\u308b\u3002\" width=\"2202\" height=\"1452\" srcset=\"https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf01.jpg 2202w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf01-300x198.jpg 300w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf01-1024x675.jpg 1024w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf01-768x506.jpg 768w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf01-1536x1013.jpg 1536w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf01-2048x1350.jpg 2048w\" sizes=\"(max-width: 2202px) 100vw, 2202px\" \/><\/p>\n<p>\u3057\u304b\u3057\u3001\u8272\u3092\u5224\u5225\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u3001\u3082\u3057\u304f\u306f\u5224\u5225\u306b\u6642\u9593\u304c\u304b\u304b\u308b\u306a\u3069\u306e\u5834\u5408\u3001\u3053\u308c\u306f\u5206\u304b\u308a\u306b\u304f\u3044\u30b0\u30e9\u30d5\u306b\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n<p>\u8272\u899a\u7279\u6027\u306e\u898b\u3048\u65b9\u3092\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u3067\u304d\u308b\u30c4\u30fc\u30eb\u3092\u4f7f\u3063\u3066\u3001\u5b9f\u969b\u306b\u3053\u306e\u30b0\u30e9\u30d5\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002<br \/>\n\u4eca\u56de\u306f\u3088\u308a\u5206\u304b\u308a\u3084\u3059\u304f\u3059\u308b\u305f\u3081\u3001A\u578b\u8272\u899a\u3067\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u3057\u307e\u3059\u3002<\/p>\n<p><strong>A\u578b\u8272\u899a\u30fb\u30fb\u30fb<\/strong>\u591a\u304f\u306e\u4eba\u304c3\u7a2e\u985e\u6301\u3063\u3066\u3044\u308b\u9310\u4f53\u3068\u3044\u3046\u8996\u7d30\u80de\u3092\u30011\u7a2e\u985e\u3057\u304b\u6301\u305f\u306a\u3044\u3001\u3082\u3057\u304f\u306f\u307e\u3063\u305f\u304f\u6301\u305f\u306a\u3044\u305f\u3081\u3001\u8272\u3092\u660e\u6697\u3067\u3057\u304b\u611f\u3058\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u8272\u899a\u3002\u8272\u899a\u7279\u6027\u306e\u4e2d\u3067\u3082\u3001\u4ed6\u306e\u30bf\u30a4\u30d7\u306b\u6bd4\u3079\u767a\u73fe\u983b\u5ea6\u304c\u4f4e\u3044\u3002<\/p>\n<p>\u3053\u3061\u3089\u304c\u30b7\u30df\u30e5\u30ec\u30fc\u30bf\u30fc\u3067\u51fa\u529b\u3057\u305f\u30b0\u30e9\u30d5\u3067\u3059\u3002<br \/>\n\u3044\u304b\u304c\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n<p>\u4e0a\u306e\u30b0\u30e9\u30d5\u306b\u6bd4\u3079\u308b\u3068\u3001\u3060\u3044\u3076\u8272\u306e\u533a\u5225\u304c\u4ed8\u304d\u3065\u3089\u304f\u306a\u3063\u305f\u3068\u601d\u3044\u307e\u305b\u3093\u304b\uff1f<br \/>\n\u3053\u3046\u3044\u3063\u305f\u5834\u5408\u3001\u30c7\u30fc\u30bf\u306e\u8aad\u307f\u9593\u9055\u3044\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-9391\" src=\"https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf02.jpg\" alt=\"\u7e26\u68d2\u30b0\u30e9\u30d5\u306e\u753b\u50cf\u3002\u30b7\u30df\u30e5\u30ec\u30fc\u30bf\u30fc\u3092\u4f7f\u3044\u3001A\u578b\u8272\u899a\u306e\u898b\u3048\u65b9\u3067\u8868\u3055\u308c\u3066\u3044\u308b\u30025\u3064\u306e\u30c7\u30fc\u30bf\u304c\u4e26\u3093\u3067\u304a\u308a\u3001\u53f3\u5074\u306b\u51e1\u4f8b\u304c\u3042\u308b\u3002\u305d\u308c\u305e\u308c\u306e\u30c7\u30fc\u30bf\u306f\u8272\u5206\u3051\u3055\u308c\u3066\u3044\u308b\u3088\u3046\u3060\u304c\u3001\u6fc3\u3044\u30b0\u30ec\u30fc\u3084\u8584\u3044\u30b0\u30ec\u30fc\u3067\u793a\u3055\u308c\u3066\u304a\u308a\u3001\u3069\u306e\u30c7\u30fc\u30bf\u3068\u51e1\u4f8b\u304c\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u306e\u304b\u3044\u307e\u3044\u3061\u5206\u304b\u308a\u306b\u304f\u3044\u3002\" width=\"2202\" height=\"1452\" srcset=\"https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf02.jpg 2202w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf02-300x198.jpg 300w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf02-1024x675.jpg 1024w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf02-768x506.jpg 768w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf02-1536x1013.jpg 1536w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf02-2048x1350.jpg 2048w\" sizes=\"(max-width: 2202px) 100vw, 2202px\" \/><\/p>\n<p>\u4e0a\u8a18\u306e\u4f8b\u304b\u3089\u5206\u304b\u308b\u3088\u3046\u306b\u3001\u914d\u8272\u6b21\u7b2c\u3067\u306f\u8aa4\u89e3\u3092\u751f\u3093\u3060\u308a\u3001\u6b63\u3057\u3044\u60c5\u5831\u304c\u5f97\u3089\u308c\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\u3001\u8996\u529b\u304c\u8457\u3057\u304f\u5f31\u3044\u4eba\u3084\u307e\u3076\u3057\u3055\u3092\u611f\u3058\u3084\u3059\u3044\u3068\u3044\u3046\u4eba\u3082\u3001\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u3092\u3057\u3063\u304b\u308a\u78ba\u4fdd\u3057\u3066\u3044\u306a\u3044\u3068\u6587\u5b57\u3092\u8aad\u3080\u306e\u304c\u56f0\u96e3\u306b\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<h3 class=\"gray-underline\"><span id=\"1-2\">1-2. \u7cbe\u795e\u969c\u304c\u3044\u8005<\/span><\/h3>\n<p>\u7cbe\u795e\u969c\u304c\u3044\u306e\u75c7\u72b6\u306f\u975e\u5e38\u306b\u591a\u5c90\u306b\u6e21\u308b\u305f\u3081\u3001\u4e00\u6982\u306b\u8a00\u3046\u3053\u3068\u306f\u96e3\u3057\u3044\u3067\u3059\u3002<br \/>\n\u3057\u304b\u3057\u3001\u3042\u3089\u3086\u308b\u7cbe\u795e\u969c\u304c\u3044\u306b\u304a\u3044\u3066\u6ce8\u610f\u529b\u3001\u601d\u8003\u529b\u306e\u4f4e\u4e0b\u306a\u3069\u304c\u898b\u3089\u308c\u308b\u3053\u3068\u304c\u591a\u3005\u3042\u308b\u305f\u3081\u3001\u904e\u5270\u306a\u523a\u6fc0\u306f\u30a6\u30a7\u30d6\u30b3\u30f3\u30c6\u30f3\u30c4\u5229\u7528\u306e\u59a8\u3052\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u904e\u5270\u306a\u523a\u6fc0\u306e\u4f8b\u3068\u3057\u3066\u3001\u9bae\u3084\u304b\u3059\u304e\u308b\u8272\u4f7f\u3044\u3084\u9ad8\u3059\u304e\u308b\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002<br \/>\n\u3053\u3046\u3044\u3063\u305f\u5834\u5408\u3001\u300c\u6ce8\u610f\u304c\u9038\u308c\u3001\u96c6\u4e2d\u3067\u304d\u306a\u3044\u300d\u300c\u4e0d\u5b89\u3084\u30b9\u30c8\u30ec\u30b9\u3092\u611f\u3058\u308b\u300d\u3068\u3044\u3046\u72b6\u6cc1\u3092\u5f15\u304d\u8d77\u3053\u3059\u3053\u3068\u304c\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\u3001\u611f\u899a\u904e\u654f\u306a\u4eba\u306e\u5834\u5408\u3001\u904e\u5270\u306a\u523a\u6fc0\u304c\u76ee\u306e\u75db\u307f\u3084\u982d\u75db\u3001\u3081\u307e\u3044\u3068\u3044\u3063\u305f\u8eab\u4f53\u75c7\u72b6\u306b\u3064\u306a\u304c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n\u53c2\u8003\uff1a<a href=\"https:\/\/www1.nhk.or.jp\/asaichi\/hattatsu\/torisetsu\/cat_sight.html\" target=\"_blank\" rel=\"noopener\">NHK\u767a\u9054\u969c\u5bb3\u30d7\u30ed\u30b8\u30a7\u30af\u30c8 \u8996\u899a\u304c\u904e\u654f\u300c\u5149\u300d\u300c\u8272\u300d\u304c\u30b9\u30c8\u30ec\u30b9<\/a><\/p>\n<p>&nbsp;<\/p>\n<h3 class=\"gray-underline\"><span id=\"1-3\">1-3. \u4e00\u6642\u7684\u306a\u969c\u304c\u3044\u304c\u3042\u308b\u4eba<\/span><\/h3>\n<p>\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u306b\u3064\u3044\u3066\u8003\u3048\u308b\u3068\u304d\u306b\u306f\u3001\u602a\u6211\u3084\u75c5\u6c17\u3001\u6a5f\u5668\u306e\u6545\u969c\u306a\u3069\u3067\u4e00\u6642\u7684\u306b\u306a\u306b\u304b\u3057\u3089\u306e\u5236\u9650\u3092\u53d7\u3051\u308b\u4eba\u3092\u300c\u4e00\u6642\u7684\u306a\u969c\u304c\u3044\u304c\u3042\u308b\u4eba\u300d\u3068\u3057\u3066\u8003\u3048\u307e\u3059\u3002<\/p>\n<p>\u8272\u306b\u95a2\u4fc2\u3057\u305f\u4e00\u6642\u7684\u306a\u969c\u304c\u3044\u3068\u306f\u3001\u3069\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308b\u3067\u3057\u3087\u3046\u304b\uff1f<br \/>\n\u4f8b\u3048\u3070\u3001\u76ee\u306e\u602a\u6211\u3084\u75c5\u6c17\u3067\u3001\u4e00\u6642\u7684\u306b\u8996\u529b\u304c\u4f4e\u4e0b\u3057\u3066\u3044\u305f\u308a\u75b2\u52b4\u3084\u4e0d\u5feb\u611f\u3092\u611f\u3058\u3084\u3059\u304f\u306a\u3063\u3066\u3044\u308b\u4eba\u3067\u3059\u3002<br \/>\n\u3053\u3046\u3044\u3063\u305f\u30e6\u30fc\u30b6\u30fc\u306f\u3001\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u304c\u4f4e\u3044\u3068\u6587\u5b57\u3084\u753b\u50cf\u306e\u5224\u5225\u304c\u96e3\u3057\u3044\u72b6\u6cc1\u3067\u3042\u308b\u3053\u3068\u304c\u8003\u3048\u3089\u308c\u307e\u3059\u3002<br \/>\n\u53cd\u5bfe\u306b\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u304c\u9ad8\u3059\u304e\u308b\u5834\u5408\u3082\u76ee\u306e\u8ca0\u62c5\u3068\u306a\u308a\u3001\u75b2\u308c\u3084\u4e0d\u5feb\u611f\u3092\u611f\u3058\u3084\u3059\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\u3001\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306b\u63b2\u8f09\u3057\u3066\u3044\u308b\u30c7\u30fc\u30bf\u306a\u3069\u3092\u7d19\u306b\u5370\u5237\u3057\u305f\u3068\u304d\u304c\u8003\u3048\u3089\u308c\u307e\u3059\u3002<br \/>\n\u305d\u306e\u969b\u3001\u30ab\u30e9\u30fc\u5370\u5237\u3067\u306f\u306a\u304f\u767d\u9ed2\u5370\u5237\u304c\u4f7f\u308f\u308c\u308b\u3053\u3068\u3082\u3042\u308b\u3067\u3057\u3087\u3046\u3002<br \/>\n\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u306b\u914d\u616e\u3057\u3066\u3044\u306a\u3044\u30b3\u30f3\u30c6\u30f3\u30c4\u3084\u30b0\u30e9\u30d5\u306e\u5834\u5408\u3001\u767d\u9ed2\u5370\u5237\u3092\u3057\u305f\u3089\u898b\u3065\u3089\u304f\u306a\u308b\u53ef\u80fd\u6027\u304c\u5927\u3044\u306b\u3042\u308a\u307e\u3059\u3002<br \/>\n\u307f\u306a\u3055\u3093\u3082\u300c\u30ab\u30e9\u30fc\u5199\u771f\u3092\u767d\u9ed2\u5370\u5237\u3057\u305f\u3089\u3001\u6f70\u308c\u3066\u3057\u307e\u3063\u3066\u306a\u3093\u306e\u5199\u771f\u304b\u5206\u304b\u3089\u306a\u304f\u306a\u3063\u3066\u3057\u307e\u3063\u305f\u300d\u3068\u3044\u3063\u305f\u7d4c\u9a13\u304c\u4e00\u5ea6\u306f\u3042\u308b\u306e\u3067\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n<p>&nbsp;<\/p>\n<h3 class=\"gray-underline\"><span id=\"1-4\">1-4. \u9ad8\u9f62\u8005<\/span><\/h3>\n<p>\u4eba\u9593\u306f\u5e74\u9f62\u304c\u4e0a\u304c\u308b\u306b\u3064\u308c\u8272\u306e\u8b58\u5225\u304c\u96e3\u3057\u304f\u306a\u308b\u3068\u8a00\u308f\u308c\u3066\u3044\u307e\u3059\u3002<br \/>\n\u3053\u308c\u306f\u6c34\u6676\u4f53\u304c\u6fc1\u3063\u305f\u308a\u3001\u76ee\u306b\u5149\u304c\u5165\u308a\u3065\u3089\u304f\u306a\u308b\u306a<\/p>\n<p>\u3069\u306e\u8907\u5408\u7684\u306a\u539f\u56e0\u3067\u8d77\u3053\u308b\u3068\u8003\u3048\u3089\u308c\u3066\u3044\u307e\u3059\u3002<br \/>\n\u53c2\u8003\uff1a<a href=\"https:\/\/www.nhk.or.jp\/kenko\/atc_220.html\" target=\"_blank\" rel=\"noopener\">\u53c2\u5929\u88fd\u85ac \u76ee\u306e\u75c5\u6c17\u767e\u79d1 \u5f8c\u5929\u6027\u8272\u899a\u7570\u5e38\u306e\u89e3\u8aac<\/a><\/p>\n<p>\u307e\u305f\u3001\u767d\u5185\u969c\u306a\u3069\u306b\u3088\u308b\u898b\u3048\u65b9\u306e\u5909\u5316\u306b\u3088\u308a\u3001\u4f4e\u3059\u304e\u308b\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u3060\u3068\u6587\u5b57\u306a\u3069\u306e\u8b58\u5225\u304c\u56f0\u96e3\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n\u767d\u5185\u969c\u306f\u52a0\u9f62\u3092\u539f\u56e0\u3068\u3059\u308b\u3053\u3068\u304c\u591a\u3044\u75c5\u6c17\u3067\u300170\u6b73\u4ee5\u4e0a\u306b\u306a\u308b\u306880\uff05\u4ee5\u4e0a\u306e\u4eba\u304c\u767a\u75c7\u3059\u308b\u3068\u3044\u3046\u30c7\u30fc\u30bf\u3082\u3042\u308b\u307b\u3069\u3067\u3059\u3002<br \/>\n\u53c2\u8003\uff1a<a href=\"https:\/\/www.nhk.or.jp\/kenko\/atc_220.html\" target=\"_blank\" rel=\"noopener\">NHK\u5065\u5eb7\u30c1\u30e3\u30f3\u30cd\u30eb 40\u4ee3\u304b\u3089\u6ce8\u610f\uff01\u767d\u5185\u969c\u306e\u539f\u56e0\u3084\u898b\u3048\u65b9\u3001\u306a\u308a\u3084\u3059\u3044\u4eba\u3068\u306f<\/a><\/p>\n<p>\u9ad8\u9f62\u8005\u306e\u307b\u3068\u3093\u3069\u304c\u3001\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u304c\u4f4e\u3044\u6587\u5b57\u3092\u8aad\u3080\u3053\u3068\u306b\u56f0\u96e3\u304c\u4f34\u3046\u3068\u8a00\u3063\u3066\u3082\u904e\u8a00\u3067\u306f\u306a\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n<div class=\"recommend related-post-cus\">\n<div class=\"ttl-related\">\u5408\u308f\u305b\u3066\u8aad\u307f\u305f\u3044\u8a18\u4e8b<\/div>\n<div class=\"box-related\">\n<div class=\"related-post\">\n<div class=\"related-tt\"><a href=\"https:\/\/www.chaco-web.com\/blog\/7points-for-accessible-materials\/\"><i class=\"fa fa-book\" aria-hidden=\"true\"><\/i><strong>\u305d\u306e\u8cc7\u6599\u3001\u672c\u5f53\u306b\u898b\u3084\u3059\u3044\u3067\u3059\u304b\uff1f\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u3092\u610f\u8b58\u3057\u305f\u3001\u3059\u3079\u3066\u306e\u4eba\u306b\u4f1d\u308f\u308b\u8cc7\u6599\u4f5c\u62107\u3064\u306e\u30dd\u30a4\u30f3\u30c8(PR\uff09<\/strong><\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<h2><span id=\"2\">2. \u30a6\u30a7\u30d6\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u304b\u3089\u8003\u3048\u308b\u8272\u306e\u4f7f\u3044\u65b9<\/span><\/h2>\n<p>&nbsp;<\/p>\n<h3 class=\"gray-underline\"><span id=\"2-1-WCAG\">2-1. \u8272\u306b\u95a2\u3059\u308bWCAG\u57fa\u6e96<\/span><\/h3>\n<p>\u305d\u308c\u3067\u306f\u3001\u30a6\u30a7\u30d6\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u306b\u914d\u616e\u3057\u305f\u8272\u306e\u4f7f\u3044\u65b9\u306b\u306f\u3001\u4e00\u4f53\u3069\u306e\u3088\u3046\u306a\u3053\u3068\u304c\u6c42\u3081\u3089\u308c\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<br \/>\nWCAG2.0\u306e\u8272\u306b\u95a2\u308f\u308b\u9805\u76ee\u306e\u4e2d\u304b\u3089\u3001JIS X 8341-3:2016\u306b\u304a\u3051\u308b\u9069\u5408\u30ec\u30d9\u30ebAA\u3001A\u3068\u306a\u3063\u3066\u3044\u308b\u57fa\u6e96\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>&nbsp;<\/p>\n<h4><span id=\"141\">1.4.1 \u8272\u306e\u4f7f\u7528<\/span><\/h4>\n<p>\u4e0b\u8a18\u306f\u3001<a href=\"https:\/\/waic.jp\/translations\/UNDERSTANDING-WCAG20\/visual-audio-contrast-without-color.html\" target=\"_blank\" rel=\"noopener\">WCAG2.0\u89e3\u8aac\u66f8 \u9054\u6210\u57fa\u6e961.4.1\u3092\u7406\u89e3\u3059\u308b<\/a>\u306e\u5f15\u7528\u3067\u3059\u3002<\/p>\n<blockquote>\n<p><strong>\u8272\u304c\u3001\u60c5\u5831\u3092\u4f1d\u3048\u308b\u3001\u52d5\u4f5c\u3092\u793a\u3059\u3001\u53cd\u5fdc\u3092\u4fc3\u3059\u3001\u53c8\u306f\u8996\u899a\u7684\u306a\u8981\u7d20\u3092\u5224\u5225\u3059\u308b\u305f\u3081\u306e\u552f\u4e00\u306e\u8996\u899a\u7684\u624b\u6bb5\u306b\u306a\u3063\u3066\u3044\u306a\u3044\u3002\uff08\u30ec\u30d9\u30ebA\uff09<\/strong><\/p>\n<\/blockquote>\n<p>\u5c11\u3057\u5206\u304b\u308a\u3065\u3089\u3044\u306e\u3067\u565b\u307f\u7815\u3044\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<ul>\n<li>\u60c5\u5831\u3092\u4f1d\u3048\u308b<\/li>\n<li>\u306a\u306b\u304b\u3092\u3059\u308b\u3088\u3046\u306b\u6307\u793a\u3059\u308b<\/li>\n<li>\u30e6\u30fc\u30b6\u30fc\u304c\u53cd\u5fdc\u3059\u308b\u3088\u3046\u306b\u4fc3\u3059<\/li>\n<li>\u898b\u305f\u76ee\u306e\u9055\u3044\u3092\u8868\u3059<\/li>\n<\/ul>\n<p>\u3053\u3046\u3044\u3063\u305f\u3053\u3068\u3092\u8272\u3092\u7528\u3044\u3066\u4f1d\u3048\u308b\u5834\u5408\u3001\u300c\u8272\u3060\u3051\u306b\u983c\u3089\u305a\u4ed6\u306e\u65b9\u6cd5\u3082\u4e00\u7dd2\u306b\u4f7f\u3046\u3079\u304d\u3067\u3042\u308b\u300d\u3068\u3044\u3046\u3053\u3068\u304c\u66f8\u304b\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<h4><span id=\"143\">1.4.3 \u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\uff08\u6700\u4f4e\u9650\uff09<\/span><\/h4>\n<p>\u4e0b\u8a18\u306f\u3001<a href=\"https:\/\/waic.jp\/translations\/UNDERSTANDING-WCAG20\/visual-audio-contrast-contrast.html\" target=\"_blank\" rel=\"noopener\">WCAG2.0\u89e3\u8aac\u66f8 \u9054\u6210\u57fa\u6e961.4.3\u3092\u7406\u89e3\u3059\u308b<\/a>\u306e\u5f15\u7528\u3067\u3059\u3002<\/p>\n<blockquote>\n<p><strong>\u30c6\u30ad\u30b9\u30c8\u53ca\u3073\u6587\u5b57\u753b\u50cf\u306e\u8996\u899a\u7684\u63d0\u793a\u306b\u3001\u5c11\u306a\u304f\u3068\u3082 4.5:1 \u306e\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u304c\u3042\u308b\u3002\u305f\u3060\u3057\u3001\u6b21\u306e\u5834\u5408\u306f\u9664\u304f: (\u30ec\u30d9\u30eb AA)<\/strong><\/p>\n<p><strong>\u5927\u304d\u306a\u6587\u5b57: \u30b5\u30a4\u30ba\u306e\u5927\u304d\u306a\u30c6\u30ad\u30b9\u30c8\u53ca\u3073\u30b5\u30a4\u30ba\u306e\u5927\u304d\u306a\u6587\u5b57\u753b\u50cf\u306b\u3001\u5c11\u306a\u304f\u3068\u3082 3:1 \u306e\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u304c\u3042\u308b\u3002<\/strong><\/p>\n<p><strong>\u4ed8\u968f\u7684: \u30c6\u30ad\u30b9\u30c8\u53c8\u306f\u6587\u5b57\u753b\u50cf\u306b\u304a\u3044\u3066\u3001\u6b21\u306e\u5834\u5408\u306f\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u306e\u8981\u4ef6\u306f\u306a\u3044\u3002\u30a2\u30af\u30c6\u30a3\u30d6\u3067\u306f\u306a\u3044\u30e6\u30fc\u30b6\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u4e00\u90e8\u3067\u3042\u308b\u3001\u7d14\u7c8b\u306a\u88c5\u98fe\u3067\u3042\u308b\u3001\u8ab0\u3082\u8996\u899a\u7684\u306b\u78ba\u8a8d\u3067\u304d\u306a\u3044\u3001\u53c8\u306f\u91cd\u8981\u306a\u4ed6\u306e\u8996\u899a\u7684\u306a\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u542b\u3080\u5199\u771f\u306e\u4e00\u90e8\u5206\u3067\u3042\u308b\u3002<\/strong><\/p>\n<p><strong>\u30ed\u30b4\u30bf\u30a4\u30d7: \u30ed\u30b4\u53c8\u306f\u30d6\u30e9\u30f3\u30c9\u540d\u306e\u4e00\u90e8\u3067\u3042\u308b\u6587\u5b57\u306b\u306f\u3001\u6700\u4f4e\u9650\u306e\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u306e\u8981\u4ef6\u306f\u306a\u3044\u3002<\/strong><\/p>\n<\/blockquote>\n<p>\u3053\u3061\u3089\u3082\u5185\u5bb9\u3092\u6574\u7406\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<br \/>\n\u307e\u305a\u3001\u30c6\u30ad\u30b9\u30c8\u3084\u6587\u5b57\u753b\u50cf\u306f\u3001\u80cc\u666f\u8272\u3068\u6587\u5b57\u8272\u306e\u9593\u306b4.5:1\u4ee5\u4e0a\u306e\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u304c\u5fc5\u8981\u3067\u3059\u3002<br \/>\n\u305f\u3060\u3057\u30014.5:1\u672a\u6e80\u306e\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u3067\u3082\u826f\u3044\u3068\u3055\u308c\u308b\u5834\u5408\u304c3\u3064\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>1\u3064\u76ee\u306f\u5927\u304d\u3044\u6587\u5b57\u306e\u3068\u304d\u3067\u3001\u3053\u306e\u3068\u304d\u306f3:1\u4ee5\u4e0a\u306e\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u304c\u3042\u308c\u3070\u826f\u3044\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<br \/>\n2\u3064\u76ee\u306f\u4ed8\u968f\u7684\u306a\u30c6\u30ad\u30b9\u30c8\u3084\u6587\u5b57\u753b\u50cf\u3067\u3042\u308b\u3068\u304d\u3067\u3001\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u306e\u8981\u4ef6\u3092\u6e80\u305f\u3057\u3066\u3044\u306a\u304f\u3066\u3082\u69cb\u3044\u307e\u305b\u3093\u3002<br \/>\n3\u3064\u76ee\u306f\u30ed\u30b4\u3084\u30d6\u30e9\u30f3\u30c9\u540d\u306e\u4e00\u90e8\u3067\u3042\u308b\u3068\u304d\u3067\u3001\u3053\u306e\u3068\u304d\u3082\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u306e\u8981\u4ef6\u3092\u6e80\u305f\u3057\u3066\u3044\u306a\u304f\u3066\u3082\u69cb\u3044\u307e\u305b\u3093\u3002<\/p>\n<p>2\u3064\u76ee\u306e\u300c\u4ed8\u968f\u7684\u306a\u30c6\u30ad\u30b9\u30c8\u3084\u6587\u5b57\u753b\u50cf\u3067\u3042\u308b\u3068\u304d\u300d\u306b\u95a2\u3057\u3066\u306f\u3001\u3055\u3089\u306b\u4ee5\u4e0b\u306e4\u3064\u304c\u6319\u3052\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u30a2\u30af\u30c6\u30a3\u30d6\u3067\u306f\u306a\u3044\u30e6\u30fc\u30b6\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u4e00\u90e8<\/li>\n<li>\u7d14\u7c8b\u306a\u88c5\u98fe<\/li>\n<li>\u8ab0\u3082\u8996\u899a\u7684\u306b\u78ba\u8a8d\u3067\u304d\u306a\u3044\u3082\u306e<\/li>\n<li>\u91cd\u8981\u306a\u4ed6\u306e\u8996\u899a\u7684\u306a\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u542b\u3080\u5199\u771f\u306e\u4e00\u90e8\u5206<\/li>\n<\/ul>\n<p>1\u3064\u305a\u3064\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<p><strong>\u3010\u30a2\u30af\u30c6\u30a3\u30d6\u3067\u306f\u306a\u3044\u30e6\u30fc\u30b6\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u4e00\u90e8\u3011<\/strong><br \/>\n\u30e6\u30fc\u30b6\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3068\u306f\u3001\u30d5\u30a9\u30fc\u30e0\u3084\u30ea\u30f3\u30af\u3001\u30dc\u30bf\u30f3\u306a\u3069\u306e\u3053\u3068\u3067\u3059\u3002<br \/>\n\u30a2\u30af\u30c6\u30a3\u30d6\u3067\u306f\u306a\u3044\u3068\u3044\u3046\u3053\u3068\u306f\u3001\u4f7f\u3048\u308b\u72b6\u6cc1\u3067\u306f\u306a\u3044\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<br \/>\n\u5177\u4f53\u4f8b\u3092\u6319\u3052\u308b\u3068\u3001\u3042\u308b\u6761\u4ef6\u3092\u6e80\u305f\u3055\u306a\u3044\u3068\u62bc\u305b\u306a\u3044\u30dc\u30bf\u30f3\u306a\u3069\u304c\u8a72\u5f53\u3057\u307e\u3059\u3002<br \/>\n\u5229\u7528\u898f\u7d04\u306b\u540c\u610f\u3057\u306a\u3044\u3068\u9001\u4fe1\u30dc\u30bf\u30f3\u304c\u62bc\u305b\u306a\u3044\u3001\u3068\u3044\u3046\u30d5\u30a9\u30fc\u30e0\u3092\u898b\u304b\u3051\u305f\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u304b\uff1f<br \/>\n\u305d\u3046\u3044\u3063\u305f\u5834\u5408\u3001\u30dc\u30bf\u30f3\u306e\u64cd\u4f5c\u304c\u3067\u304d\u306a\u3044\u9593\u306f\u30dc\u30bf\u30f3\u306e\u30c6\u30ad\u30b9\u30c8\u306b4.5:1\u4ee5\u4e0a\u306e\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u304c\u8981\u6c42\u3055\u308c\u306a\u3044\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/p>\n<p><strong>\u3010\u7d14\u7c8b\u306a\u88c5\u98fe\u3011<\/strong><br \/>\n\u305f\u3068\u3048\u30c6\u30ad\u30b9\u30c8\u3067\u3042\u3063\u3066\u3082\u305d\u308c\u304c\u88c5\u98fe\u7684\u306a\u5f79\u5272\u3067\u3042\u308a\u3001\u60c5\u5831\u63d0\u4f9b\u306e\u305f\u3081\u306b\u5b58\u5728\u3057\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u306a\u3044\u5834\u5408\u306f\u3001\u6700\u4f4e\u9650\u306e\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u306e\u8981\u4ef6\u306f\u9069\u7528\u3055\u308c\u307e\u305b\u3093\u3002<\/p>\n<p>\u30c1\u30e3\u30b3\u30a6\u30a7\u30d6\u516c\u5f0f\u30b5\u30a4\u30c8\u306b\u88c5\u98fe\u306e\u30c6\u30ad\u30b9\u30c8\u304c\u5b58\u5728\u3059\u308b\u306e\u3067\u3001\u5177\u4f53\u4f8b\u3068\u3057\u3066\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002<br \/>\n\u3053\u3061\u3089\u306f\u30c8\u30c3\u30d7\u30da\u30fc\u30b8\u306e\u898b\u51fa\u3057\u3067\u3059\u304c\u3001\u300c\u30c1\u30e3\u30b3\u30a6\u30a7\u30d6\u306e\u7279\u5fb4\u300d\u304c\u60c5\u5831\u3092\u63d0\u4f9b\u3057\u3066\u3044\u308b\u30c6\u30ad\u30b9\u30c8\u3067\u300cFEATURE\u300d\u304c\u88c5\u98fe\u3068\u307f\u306a\u3055\u308c\u307e\u3059\u3002<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-9392\" src=\"https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/title.jpg\" alt=\"\u30c1\u30e3\u30b3\u30a6\u30a7\u30d6\u516c\u5f0f\u30b5\u30a4\u30c8\u306e\u30c8\u30c3\u30d7\u30da\u30fc\u30b8\u306b\u3042\u308b\u898b\u51fa\u3057\u306e\u753b\u50cf\u3002\u767d\u80cc\u666f\u306b\u9ed2\u8272\u3067\u300c\u30c1\u30e3\u30b3\u30a6\u30a7\u30d6\u306e\u7279\u5fb4\u300d\u3068\u66f8\u304b\u308c\u3066\u304a\u308a\u3001\u305d\u306e\u4e0b\u306b\u5927\u304d\u306a\u30b0\u30ec\u30fc\u306e\u6587\u5b57\u3067\u300cFEATURE\u300d\u3068\u66f8\u304b\u308c\u3066\u3044\u308b\u3002\" width=\"600\" height=\"245\" srcset=\"https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/title.jpg 600w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/title-300x123.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u3053\u306e\u5834\u5408\u3001\u300c\u30c1\u30e3\u30b3\u30a6\u30a7\u30d6\u306e\u7279\u5fb4\u300d\u306f4.5:1\u4ee5\u4e0a\u306e\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u304c\u3001\u300cFEATURE\u300d\u306f\u305d\u308c\u304c\u6c42\u3081\u3089\u308c\u307e\u305b\u3093\u3002<\/p>\n<p><strong>\u3010\u8ab0\u3082\u8996\u899a\u7684\u306b\u78ba\u8a8d\u3067\u304d\u306a\u3044\u3082\u306e\u3011<\/strong><br \/>\n\u8ab0\u306b\u3082\u898b\u3048\u306a\u3044\u3082\u306e\u306f\u898b\u3048\u306a\u3044\u307e\u307e\u3067\u826f\u3044\u306e\u3067\u3001\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u306b\u914d\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p><strong>\u3010\u91cd\u8981\u306a\u4ed6\u306e\u8996\u899a\u7684\u306a\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u542b\u3080\u5199\u771f\u306e\u4e00\u90e8\u5206\u3011<\/strong><br \/>\n\u5199\u771f\u3067\u306a\u306b\u304b\u3092\u4f1d\u3048\u3088\u3046\u3068\u3057\u305f\u3068\u304d\u306b\u3001\u305d\u306e\u5199\u771f\u5185\u306b\u5b58\u5728\u3057\u3066\u3044\u308b\u6587\u5b57\u304c\u91cd\u8981\u306a\u60c5\u5831\u3067\u306f\u306a\u3044\u5834\u5408\u3001\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u304c4.5:1\u3092\u6e80\u305f\u3057\u3066\u3044\u306a\u304f\u3066\u3082\u69cb\u3044\u307e\u305b\u3093\u3002<\/p>\n<p>\u91cd\u8981\u306a\u60c5\u5831\u3067\u306f\u306a\u3044\u4f8b\u3068\u3057\u3066\u306f<\/p>\n<ul>\n<li>\u8857\u306e\u98a8\u666f\u3092\u30e1\u30a4\u30f3\u306b\u3057\u305f\u5199\u771f\u306b\u6620\u308a\u8fbc\u3093\u3060<strong>\u770b\u677f\u306e\u6587\u5b57<\/strong><\/li>\n<li>\u4eba\u7269\u3092\u4e2d\u5fc3\u3068\u3057\u305f\u5199\u771f\u306e\u4e2d\u3067\u3001\u305d\u306e\u4eba\u7269\u304c\u7740\u3066\u3044\u308b<strong>\u670d\u306b\u66f8\u304b\u308c\u305f\u6587\u5b57<\/strong><\/li>\n<\/ul>\n<p>\u306a\u3069\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<h3 class=\"gray-underline\"><span id=\"2-2\">2-2. \u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u3068\u306f\uff1f<\/span><\/h3>\n<p>\u3055\u3066\u3001\u3055\u304d\u307b\u3069\u304b\u3089\u983b\u7e41\u306b\u51fa\u3066\u304f\u308b\u300c\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u300d\u3068\u3044\u3046\u8a00\u8449\u306b\u3064\u3044\u3066\u7c21\u5358\u306b\u3054\u8aac\u660e\u3057\u3066\u304a\u304d\u307e\u3059\u3002<br \/>\n\u30a6\u30a7\u30d6\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u306e\u6587\u8108\u3067\u51fa\u3066\u304f\u308b\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u3068\u306f\u3001\u80cc\u666f\u8272\u3068\u6587\u5b57\u8272\u306e\u76f8\u5bfe\u7684\u306a\u660e\u308b\u3055\uff08\u76f8\u5bfe\u8f1d\u5ea6\uff09\u306e\u5dee\u3092\u6570\u5024\u3067\u8868\u3057\u305f\u3082\u306e\u3067\u3059\u3002<\/p>\n<p>1:1\u304b\u308921:1\u306e\u7bc4\u56f2\u3067\u8868\u3055\u308c\u307e\u3059\u3002<br \/>\n\u6700\u5c0f\u5024\u306e1:1\u306f\u3001\u80cc\u666f\u8272\u3068\u6587\u5b57\u8272\u304c\u540c\u3058\u3067\u307e\u3063\u305f\u304f\u533a\u5225\u304c\u3064\u304b\u306a\u3044\u72b6\u614b\u3067\u3059\u3002<br \/>\n\u6700\u5927\u5024\u306e21:1\u306f\u3001\u6587\u5b57\u304c\u9ed2\u3067\u80cc\u666f\u304c\u767d\u306e\u3088\u3046\u306b\u6700\u3082\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u304c\u5f37\u3044\u72b6\u614b\u3067\u3059\u3002<\/p>\n<p>\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u3092\u81ea\u5206\u3067\u8a08\u7b97\u3059\u308b\u306e\u306f\u5927\u5909\u306a\u306e\u3067\u3001\u81ea\u52d5\u3067\u7b97\u51fa\u3057\u3066\u304f\u308c\u308b\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3059\u308b\u306e\u304c\u304a\u3059\u3059\u3081\u3067\u3059\u3002<br \/>\nGoogle Chrome\u306e\u62e1\u5f35\u6a5f\u80fd\u3084Figma\u306e\u30d7\u30e9\u30b0\u30a4\u30f3\u3068\u3057\u3066\u4f7f\u7528\u3067\u304d\u308b\u3082\u306e\u306a\u3069\u3001\u8272\u3005\u306a\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u79c1\u306f\u3044\u3064\u3082Stark\u3068\u3044\u3046\u3082\u306e\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\n\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u306e\u30c1\u30a7\u30c3\u30af\u4ee5\u5916\u306b\u3001\u8996\u899a\u969c\u304c\u3044\u3067\u306e\u898b\u3048\u65b9\u3092\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u3066\u3001\u5927\u5909\u4fbf\u5229\u3067\u3059\u3002<br \/>\n<a href=\"https:\/\/www.getstark.co\/\" target=\"_blank\" rel=\"noopener\">Stark\u516c\u5f0f\u30db\u30fc\u30e0\u30da\u30fc\u30b8<\/a><\/p>\n<div class=\"recommend related-post-cus\">\n<div class=\"ttl-related\">\u5408\u308f\u305b\u3066\u8aad\u307f\u305f\u3044\u8a18\u4e8b<\/div>\n<div class=\"box-related\">\n<div class=\"related-post\">\n<div class=\"related-tt\"><a href=\"https:\/\/www.chaco-web.com\/blog\/learn-about-desability-and-web-accessibility\/\"><i class=\"fa fa-book\" aria-hidden=\"true\"><\/i><strong>\u969c\u304c\u3044\u3068\u306f\u4f55\u304b\uff1f\u7279\u6027\u3092\u77e5\u308a\u3001\u5b9f\u4f8b\u3067\u5b66\u3076\u30a6\u30a7\u30d6\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3<\/strong><\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<h3 class=\"gray-underline\"><span id=\"2-3\">2-3.\u8272\u3092\u4f7f\u3046\u3068\u304d\u306b\u914d\u616e\u3059\u308b\u3053\u3068<\/span><\/h3>\n<p>\u3055\u304d\u307b\u3069\u78ba\u8a8d\u3057\u305fWCAG2.0\u306e\u5185\u5bb9\u3092\u5143\u306b\u3001\u8272\u3092\u4f7f\u3046\u3068\u304d\u306b\u914d\u616e\u3059\u308b\u3053\u3068\u30922\u3064\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<h4><span id=\"i\">\u8272\u306e\u4ed8\u3051\u65b9\u3092\u5de5\u592b\u3059\u308b<\/span><\/h4>\n<p>\u8272\u306e\u4ed8\u3051\u65b9\u3092\u5de5\u592b\u3059\u308b\u5834\u5408\u306e\u5927\u524d\u63d0\u3068\u3057\u3066\u3001\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u3092\u78ba\u4fdd\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n\u4f8b\u5916\u4e8b\u9805\u3092\u9664\u304d\u30014.5:1\u4ee5\u4e0a\u306e\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u3092\u78ba\u4fdd\u3059\u308b\u3053\u3068\u304c\u5fc5\u9808\u3067\u3059\u3002<\/p>\n<p>\u305f\u3060\u3001\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u3092\u78ba\u4fdd\u3057\u3066\u3044\u305f\u3068\u3057\u3066\u3082\u898b\u306b\u304f\u3044\u914d\u8272\u306b\u306a\u3063\u3066\u3057\u307e\u3046\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n\u305d\u308c\u306f\u4ee5\u4e0b\u306e2\u3064\u306e\u3068\u304d\u3067\u3059\u3002<\/p>\n<ul class=\"myul\">\n<li>\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u304c\u9ad8\u3059\u304e\u308b\u3068\u304d<\/li>\n<li>\u88dc\u8272\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u3068\u304d<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h5><strong>\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u304c\u9ad8\u3059\u304e\u308b\u3068\u304d<\/strong><\/h5>\n<p>\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u3092\u78ba\u4fdd\u3059\u308b\u3053\u3068\u306f\u5927\u5207\u3067\u3059\u3002<br \/>\n\u3057\u304b\u3057\u3001\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u304c\u9ad8\u304f\u306a\u308a\u3059\u304e\u3066\u3057\u307e\u3046\u3068\u3001\u76ee\u304c\u75b2\u308c\u3084\u3059\u304f\u306a\u3063\u305f\u308a\u3001\u611f\u899a\u904e\u654f\u306a\u4eba\u304c\u4e0d\u5feb\u611f\u3092\u611f\u3058\u3066\u3057\u307e\u3046\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n\u305d\u3053\u3067\u3001\u9069\u5ea6\u306a\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u306b\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n<p>\u4f8b\u3048\u3070\u3001\u767d\u3068\u9ed2\u306e\u7d44\u307f\u5408\u308f\u305b\u306b\u3064\u3044\u3066\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002<br \/>\n#FFFFFF\u3068#000000\u3060\u3068\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u306f21:1\u3067\u3059\u3002<br \/>\n\u3053\u308c\u3092#FFFFFF\u3068#333333\u306b\u5909\u66f4\u3059\u308b\u3068\u3001\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u306f12.63:1\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u5b9f\u969b\u306b\u3053\u3061\u3089\u306e\u753b\u50cf\u3092\u898b\u6bd4\u3079\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\n\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd421:1\u306e\u65b9\u306f\u76ee\u304c\u30c1\u30ab\u30c1\u30ab\u3057\u3001\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd412.63:1\u306e\u65b9\u304c\u80cc\u666f\u3068\u6587\u5b57\u304c\u306a\u3058\u3093\u3067\u3044\u308b\u3088\u3046\u306a\u6c17\u304c\u3057\u307e\u305b\u3093\u304b\uff1f<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-9393\" src=\"https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/contrast-ratio-comparison.jpg\" alt=\"\u753b\u50cf\u3002\u300c\u80cc\u666f\u8272\u3068\u6587\u5b57\u8272\u306e\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u306f\u3001\u8996\u8a8d\u6027\u306e\u9ad8\u3055\u3068\u6df1\u3044\u95a2\u308f\u308a\u304c\u3042\u308a\u307e\u3059\u3002\u300d\u3068\u3044\u3046\u6587\u7ae0\u304c\u3001\u767d\u80cc\u666f\u306b\u9ed2\u6587\u5b57\u3067\u4e0a\u4e0b\u306b2\u3064\u4e26\u3093\u3067\u66f8\u304b\u308c\u3066\u3044\u308b\u3002\u4e0a\u306f\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd421:1\u3067\u3001\u4e0b\u306f\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd412.63:1\u3068\u306a\u3063\u3066\u3044\u308b\u3002\u4e0a\u306e\u65b9\u306f\u767d\u9ed2\u306f\u3063\u304d\u308a\u3057\u305f\u30b7\u30e3\u30fc\u30d7\u306a\u5370\u8c61\u3002\u4e0b\u306e\u65b9\u306f\u80cc\u666f\u3068\u6587\u5b57\u304c\u3088\u304f\u306a\u3058\u3093\u3067\u304a\u308a\u3001\u5c11\u3057\u3084\u308f\u3089\u304b\u3044\u5370\u8c61\u3092\u53d7\u3051\u308b\u3002\" width=\"1440\" height=\"826\" srcset=\"https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/contrast-ratio-comparison.jpg 1440w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/contrast-ratio-comparison-300x172.jpg 300w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/contrast-ratio-comparison-1024x587.jpg 1024w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/contrast-ratio-comparison-768x441.jpg 768w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" \/><\/p>\n<p>\u3044\u304f\u3064\u304b\u3089\u3044\u304f\u3064\u307e\u3067\u304c\u9069\u5ea6\u3068\u4e00\u6982\u306b\u8a00\u3046\u306e\u306f\u96e3\u3057\u3044\u3067\u3059\u304c\u3001\u6975\u7aef\u306b\u9ad8\u304f\u306a\u308a\u3059\u304e\u306a\u3044\u3088\u3046\u306b\u6ce8\u610f\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<h5><strong>\u88dc\u8272\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u3068\u304d<\/strong><\/h5>\n<p>\u88dc\u8272\u3068\u306f\u3001\u8272\u76f8\u74b0\u3067\u6b63\u53cd\u5bfe\u306b\u4f4d\u7f6e\u3059\u308b\u8272\u306e\u7d44\u307f\u5408\u308f\u305b\u306e\u3053\u3068\u3067\u3059\u3002<br \/>\n\u8d64\u3068\u7dd1\u3001\u9752\u3068\u30aa\u30ec\u30f3\u30b8\u3001\u9ec4\u8272\u3068\u7d2b\u306a\u3069\u304c\u88dc\u8272\u306e\u7d44\u307f\u5408\u308f\u305b\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u305d\u3082\u305d\u3082\u3001\u88dc\u8272\u306f\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u304c\u4f4e\u304f\u306a\u308a\u304c\u3061\u306a\u306e\u3067\u907f\u3051\u305f\u65b9\u304c\u826f\u3044\u3068\u3055\u308c\u3066\u3044\u307e\u3059\u3002<br \/>\n\u307e\u305f\u3001\u76ee\u304c\u30c1\u30ab\u30c1\u30ab\u3059\u308b\u3088\u3046\u306a\u5f37\u3044\u5bfe\u6bd4\u52b9\u679c\u3092\u751f\u307f\u51fa\u3059\u306e\u3067\u95b2\u89a7\u6642\u306b\u76ee\u304c\u75b2\u308c\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<br \/>\n\u3053\u308c\u3089\u306e\u7406\u7531\u304b\u3089\u3001\u88dc\u8272\u306e\u7d44\u307f\u5408\u308f\u305b\u306f\u907f\u3051\u305f\u65b9\u304c\u826f\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n<p>&nbsp;<\/p>\n<h4><span id=\"i-2\">\u8272\u4ee5\u5916\u3067\u3082\u60c5\u5831\u3092\u63d0\u4f9b\u3059\u308b<\/span><\/h4>\n<p>\u8272\u3060\u3051\u3067\u60c5\u5831\u3092\u63d0\u4f9b\u3057\u305f\u5834\u5408\u3001\u300c\u307e\u3063\u305f\u304f\u4f1d\u308f\u3089\u306a\u3044\u300d\u300c\u4e00\u90e8\u3057\u304b\u60c5\u5831\u304c\u4f1d\u308f\u3089\u305a\u3001\u8aa4\u89e3\u304c\u751f\u307e\u308c\u308b\u300d\u3068\u3044\u3063\u305f\u4e8b\u614b\u304c\u4e88\u60f3\u3055\u308c\u307e\u3059\u3002 \u305d\u3046\u3044\u3063\u305f\u4e8b\u614b\u3092\u9632\u3050\u65b9\u6cd5\u304c\u300c\u8272\u4ee5\u5916\u3067\u3082\u60c5\u5831\u3092\u63d0\u4f9b\u3059\u308b\u300d\u3067\u3059\u3002<br \/>\n\u8272\u3060\u3051\u3067\u306a\u304f\u30de\u30fc\u30af\u3084\u30c6\u30ad\u30b9\u30c8\u3082\u4f7f\u7528\u3057\u3066\u3001\u8907\u6570\u306e\u624b\u6bb5\u3067\u60c5\u5831\u3092\u63d0\u4f9b\u3059\u308b\u3068\u826f\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n<p>\u8996\u899a\u969c\u304c\u3044\u8005\u306e\u9805\u3067\u6319\u3052\u305f\u8272\u306e\u307f\u3067\u60c5\u5831\u3092\u63d0\u4f9b\u3057\u3066\u3044\u308b\u4f8b\u3092\u3001\u8272\u4ee5\u5916\u3067\u3082\u60c5\u5831\u3092\u63d0\u4f9b\u3059\u308b\u3088\u3046\u306b\u6539\u5584\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>&nbsp;<\/p>\n<h5><strong>\u5fc5\u9808\u9805\u76ee\u306e\u67a0\u7dda\u304c\u8d64\u304f\u306a\u3063\u3066\u3044\u308b\u304a\u554f\u3044\u5408\u308f\u305b\u30d5\u30a9\u30fc\u30e0<\/strong><\/h5>\n<p>\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5909\u66f4\u3092\u52a0\u3048\u308b\u3068\u3001\u30d5\u30a9\u30fc\u30e0\u306e\u5fc5\u9808\u9805\u76ee\u3092\u7279\u5b9a\u3057\u3084\u3059\u3044\u4f5c\u308a\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<h6><strong>\u6539\u5584\u524d\uff1a<\/strong><\/h6>\n<ul class=\"myul\">\n<li>\u67a0\u7dda\u304c\u8d64\u304f\u306a\u3063\u3066\u3044\u308b\u4ee5\u5916\u306b\u5fc5\u9808\u9805\u76ee\u3067\u3042\u308b\u3068\u793a\u3057\u3066\u3044\u308b\u3068\u3053\u308d\u304c\u306a\u3044<\/li>\n<li>\u3069\u3053\u304c\u8d64\u67a0\u3067\u3042\u308b\u304b\u5224\u65ad\u3067\u304d\u306a\u3044\u5834\u5408\u3001\u5fc5\u9808\u9805\u76ee\u3092\u7279\u5b9a\u3067\u304d\u306a\u3044<\/li>\n<\/ul>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-9389\" src=\"https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/form01.jpg\" alt=\"\u304a\u554f\u3044\u5408\u308f\u305b\u30d5\u30a9\u30fc\u30e0\u306e\u753b\u50cf\u3002\u5fc5\u9808\u9805\u76ee\u306e\u307f\u5165\u529b\u6b04\u306e\u67a0\u304c\u8d64\u8272\u306b\u306a\u3063\u3066\u3044\u308b\u3002\u5fc5\u9808\u9805\u76ee\u4ee5\u5916\u306f\u9ed2\u67a0\u3067\u3042\u308b\u3002\" width=\"1440\" height=\"1312\" srcset=\"https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/form01.jpg 1440w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/form01-300x273.jpg 300w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/form01-1024x933.jpg 1024w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/form01-768x700.jpg 768w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" \/><\/p>\n<p>&nbsp;<\/p>\n<h6><strong>\u6539\u5584\u5f8c\uff1a<\/strong><\/h6>\n<ul class=\"myul\">\n<li>\u5fc5\u9808\u9805\u76ee\u306b\u306f\uff08\u5fc5\u9808\uff09\u3068\u8868\u8a18\u3059\u308b\u3088\u3046\u306b\u5909\u66f4<\/li>\n<li>\u4efb\u610f\u9805\u76ee\u306b\u306f\uff08\u4efb\u610f\uff09\u3068\u8868\u8a18\u3059\u308b\u3088\u3046\u306b\u5909\u66f4<\/li>\n<li>\u8d64\u67a0\u306e\u4f4d\u7f6e\u304c\u5206\u304b\u3089\u306a\u3044\u5834\u5408\u3067\u3082\u3001\u30c6\u30ad\u30b9\u30c8\u304b\u3089\u5fc5\u9808\u9805\u76ee\u3092\u7279\u5b9a\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u305f<\/li>\n<\/ul>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-9394\" src=\"https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/form02.jpg\" alt=\"\u304a\u554f\u3044\u5408\u308f\u305b\u30d5\u30a9\u30fc\u30e0\u306e\u753b\u50cf\u3002\u5fc5\u9808\u9805\u76ee\u306e\u307f\u5165\u529b\u6b04\u306e\u67a0\u304c\u8d64\u8272\u306b\u306a\u3063\u3066\u304a\u308a\u3001\u3055\u3089\u306b\u8d64\u6587\u5b57\u3067\uff08\u5fc5\u9808\uff09\u3068\u66f8\u304b\u308c\u3066\u3044\u308b\u3002\u5fc5\u9808\u9805\u76ee\u4ee5\u5916\u306f\u9ed2\u67a0\u3067\u3042\u308a\u3001\u9ed2\u6587\u5b57\u3067\uff08\u4efb\u610f\uff09\u3068\u66f8\u304b\u308c\u3066\u3044\u308b\u3002\" width=\"1440\" height=\"1312\" srcset=\"https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/form02.jpg 1440w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/form02-300x273.jpg 300w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/form02-1024x933.jpg 1024w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/form02-768x700.jpg 768w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" \/><\/p>\n<p>&nbsp;<\/p>\n<h5><strong>\u8272\u5206\u3051\u306e\u307f\u306e\u30b0\u30e9\u30d5<\/strong><\/h5>\n<p>\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5909\u66f4\u3092\u52a0\u3048\u308b\u3068\u3001\u30c7\u30fc\u30bf\u306e\u5185\u5bb9\u3092\u8aa4\u89e3\u3057\u306b\u304f\u3044\u30b0\u30e9\u30d5\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<h6><strong>\u6539\u5584\u524d\uff1a<\/strong><\/h6>\n<ul class=\"myul\">\n<li>\u8272\u4ee5\u5916\u306b\u30b0\u30e9\u30d5\u30c7\u30fc\u30bf\u3068\u51e1\u4f8b\u3092\u30ea\u30f3\u30af\u3055\u305b\u308b\u3082\u306e\u304c\u306a\u3044<\/li>\n<li>\u8272\u3092\u533a\u5225\u3059\u308b\u306e\u304c\u96e3\u3057\u3044\u72b6\u6cc1\u3060\u3068\u3001\u51e1\u4f8b\u304b\u3089\u30c7\u30fc\u30bf\u306e\u7a2e\u5225\u3092\u5224\u65ad\u3067\u304d\u306a\u3044<\/li>\n<\/ul>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-9390\" src=\"https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf01.jpg\" alt=\"\u7e26\u68d2\u30b0\u30e9\u30d5\u306e\u753b\u50cf\u30025\u3064\u306e\u30c7\u30fc\u30bf\u304c\u4e26\u3093\u3067\u304a\u308a\u3001\u53f3\u5074\u306b\u51e1\u4f8b\u304c\u3042\u308b\u3002\u305d\u308c\u305e\u308c\u306e\u30c7\u30fc\u30bf\u306f\u8d64\u3084\u30aa\u30ec\u30f3\u30b8\u3084\u9ec4\u7dd1\u3001\u7dd1\u3001\u9752\u3067\u30ab\u30e9\u30d5\u30eb\u306b\u8272\u5206\u3051\u3055\u308c\u3066\u3044\u308b\u3002\" width=\"2202\" height=\"1452\" srcset=\"https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf01.jpg 2202w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf01-300x198.jpg 300w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf01-1024x675.jpg 1024w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf01-768x506.jpg 768w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf01-1536x1013.jpg 1536w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf01-2048x1350.jpg 2048w\" sizes=\"(max-width: 2202px) 100vw, 2202px\" \/><\/p>\n<h6><strong>\u6539\u5584\u5f8c\uff1a<\/strong><\/h6>\n<ul class=\"myul\">\n<li>\u30c7\u30fc\u30bf\u3092\u8272\u3060\u3051\u3067\u306f\u306a\u304f\u6a21\u69d8\u3067\u3082\u5206\u3051\u305f<\/li>\n<li>\u8272\u304c\u77ac\u6642\u306b\u5206\u304b\u3089\u306a\u3044\u72b6\u6cc1\u3067\u3082\u3001\u6a21\u69d8\u304b\u3089\u51e1\u4f8b\u3068\u30c7\u30fc\u30bf\u3092\u30ea\u30f3\u30af\u3055\u305b\u3089\u308c\u308b\u3088\u3046\u306b\u306a\u3063\u305f<\/li>\n<\/ul>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-9395\" src=\"https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf03.jpg\" alt=\"\u7e26\u68d2\u30b0\u30e9\u30d5\u306e\u753b\u50cf\u30025\u3064\u306e\u30c7\u30fc\u30bf\u304c\u4e26\u3093\u3067\u304a\u308a\u3001\u53f3\u5074\u306b\u51e1\u4f8b\u304c\u3042\u308b\u3002\u305d\u308c\u305e\u308c\u306e\u30c7\u30fc\u30bf\u306f\u30ab\u30e9\u30d5\u30eb\u306b\u8272\u5206\u3051\u3055\u308c\u3066\u3044\u3066\u3001\u3055\u3089\u306b\u30b9\u30c8\u30e9\u30a4\u30d7\u3001\u6c34\u7389\u6a21\u69d8\u306a\u3069\u3067\u6a21\u69d8\u5206\u3051\u3055\u308c\u3066\u793a\u3055\u308c\u3066\u3044\u308b\u3002\" width=\"2202\" height=\"1452\" srcset=\"https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf03.jpg 2202w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf03-300x198.jpg 300w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf03-1024x675.jpg 1024w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf03-768x506.jpg 768w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf03-1536x1013.jpg 1536w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/graf03-2048x1350.jpg 2048w\" sizes=\"(max-width: 2202px) 100vw, 2202px\" \/><\/p>\n<p>&nbsp;<\/p>\n<h2><span id=\"3\">3. \u30c1\u30e3\u30b3\u30a6\u30a7\u30d6\u516c\u5f0f\u30b5\u30a4\u30c8\u306e\u8272\u4f7f\u3044<\/span><\/h2>\n<p>\u30c1\u30e3\u30b3\u30a6\u30a7\u30d6\u516c\u5f0f\u30b5\u30a4\u30c8\u306fJIS X 8341-3:2016\u306eAA\u306b\u6e96\u62e0\u3059\u308b\u3088\u3046\u4f5c\u3089\u308c\u3066\u3044\u307e\u3059\u3002<br \/>\n<a href=\"https:\/\/www.chaco-web.com\/accessibility-2023.html\" target=\"_blank\" rel=\"noopener\">\u30c1\u30e3\u30b3\u30a6\u30a7\u30d6\u516c\u5f0f\u30b5\u30a4\u30c8 2023\u5e74\u30a6\u30a7\u30d6\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u8a66\u9a13\u7d50\u679c<\/a><\/p>\n<p>\u8272\u306b\u95a2\u308f\u308b\u57fa\u6e96\u3092\u3069\u306e\u3088\u3046\u306b\u9054\u6210\u3057\u3066\u3044\u308b\u306e\u304b\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>&nbsp;<\/p>\n<h3 class=\"gray-underline\"><span id=\"3-1\">3-1. \u30c6\u30ad\u30b9\u30c8\u3068\u30dc\u30bf\u30f3\u306e\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4<\/span><\/h3>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-9396\" src=\"https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/text-and-button.jpg\" alt=\"\u30c1\u30e3\u30b3\u30a6\u30a7\u30d6\u516c\u5f0f\u30b5\u30a4\u30c8\u30c8\u30c3\u30d7\u30da\u30fc\u30b8\u306e\u4e00\u90e8\u5206\u306e\u753b\u50cf\u3002\u898b\u51fa\u3057\u3001\u30a2\u30a4\u30b3\u30f3\u3001\u30dc\u30bf\u30f3\u3001\u30c6\u30ad\u30b9\u30c8\u304c\u4e26\u3093\u3067\u3044\u308b\u3002\" width=\"654\" height=\"885\" srcset=\"https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/text-and-button.jpg 654w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/text-and-button-222x300.jpg 222w\" sizes=\"(max-width: 654px) 100vw, 654px\" \/><\/p>\n<p>\u30b5\u30a4\u30c8\u4e0a\u306e\u60c5\u5831\u3092\u63d0\u4f9b\u3057\u3066\u3044\u308b\u30c6\u30ad\u30b9\u30c8\u306f\u3001\u3059\u3079\u3066\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd44.5:1\u4ee5\u4e0a\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<br \/>\n\u30bf\u30a4\u30c8\u30eb\u306e\u82f1\u8a9e\u90e8\u5206\u306a\u3069\u4e00\u90e8\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u304c\u4f4e\u304f\u306a\u3063\u3066\u3044\u308b\u3068\u3053\u308d\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u3053\u3061\u3089\u306f\u88c5\u98fe\u7684\u306a\u30c6\u30ad\u30b9\u30c8\u3067\u3059\u3002<br \/>\n\u4e0a\u3067\u89e3\u8aac\u3057\u305f\u901a\u308a\u88c5\u98fe\u7684\u306a\u30c6\u30ad\u30b9\u30c8\u306f\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u306e\u8981\u4ef6\u304c\u9069\u7528\u3055\u308c\u307e\u305b\u3093\u306e\u3067\u3001\u7279\u306b\u554f\u984c\u306a\u3044\u3068\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\u3001\u30c6\u30ad\u30b9\u30c8\u304c\u9ed2\u306e\u90e8\u5206\u306f#000000\u3067\u306f\u306a\u304f#333333\u3092\u4f7f\u7528\u3059\u308b\u3088\u3046\u306b\u3057\u3066\u304a\u308a\u3001\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u304c\u9ad8\u304f\u306a\u308a\u3059\u304e\u308b\u306e\u3092\u9632\u3044\u3067\u3044\u307e\u3059\u3002<\/p>\n<p>\u30dc\u30bf\u30f3\u3082\u6fc3\u3044\u3081\u306e\u9752\u3068\u767d\u3067\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u306e\u8981\u4ef6\u3092\u6e80\u305f\u3059\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\n\u30db\u30d0\u30fc\u6642\u306b\u30dc\u30bf\u30f3\u306e\u8272\u304c\u5909\u5316\u3057\u307e\u3059\u304c\u3001\u5909\u5316\u5f8c\u3082\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u3092\u4fdd\u3064\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<h3 class=\"gray-underline\"><span id=\"3-2\">3-2. \u5404\u30d5\u30a9\u30fc\u30e0\u306e\u4efb\u610f\u30fb\u5fc5\u9808\u8868\u793a<\/span><\/h3>\n<p>\u5404\u30d5\u30a9\u30fc\u30e0\u306e\u9805\u76ee\u306b\u306f\u3001\u4efb\u610f\u304b\u5fc5\u9808\u304b\u3092\u8868\u793a\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\n\u8272\u5206\u3051\u3060\u3051\u3067\u306f\u306a\u304f\u300c\u4efb\u610f\u300d\u300c\u5fc5\u9808\u300d\u3068\u3044\u3046\u30c6\u30ad\u30b9\u30c8\u3082\u4f75\u7528\u3057\u3066\u3001\u4e0b\u8a18\u306e\u3088\u3046\u306a\u8868\u793a\u3092\u884c\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-9397\" src=\"https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/badge.jpg\" alt=\"\u30c1\u30e3\u30b3\u30a6\u30a7\u30d6\u516c\u5f0f\u30b5\u30a4\u30c8\u306e\u30d5\u30a9\u30fc\u30e0\u3067\u4f7f\u308f\u308c\u3066\u3044\u308b\u3001\u4efb\u610f\u30fb\u5fc5\u9808\u8868\u793a\u306e\u753b\u50cf\u3002\u4efb\u610f\u306f\u9ed2\u67a0\u767d\u80cc\u666f\u306e\u6955\u5186\u306b\u9ed2\u6587\u5b57\u3067\u300c\u4efb\u610f\u300d\u3068\u66f8\u304b\u308c\u3066\u3044\u308b\u3002\u5fc5\u9808\u306f\u9ed2\u67a0\u9ed2\u80cc\u666f\u306e\u6955\u5186\u306b\u767d\u6587\u5b57\u3067\u300c\u5fc5\u9808\u300d\u3068\u66f8\u304b\u308c\u3066\u3044\u308b\u3002\" width=\"584\" height=\"156\" srcset=\"https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/badge.jpg 584w, https:\/\/www.chaco-web.com\/blog\/wp-content\/uploads\/2024\/02\/badge-300x80.jpg 300w\" sizes=\"(max-width: 584px) 100vw, 584px\" \/><\/p>\n<p>&nbsp;<\/p>\n<h2><span id=\"4\">4. \u307e\u3068\u3081<\/span><\/h2>\n<p>\u4eca\u56de\u306f\u30a6\u30a7\u30d6\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u3068\u8272\u306e\u95a2\u4fc2\u306b\u3064\u3044\u3066\u307e\u3068\u3081\u307e\u3057\u305f\u3002<br \/>\n\u6539\u3081\u3066\u3001\u8272\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306b\u914d\u616e\u3059\u3079\u304d\u3053\u3068\u306f\u4ee5\u4e0b\u306e2\u70b9\u3067\u3059\u3002<\/p>\n<ul>\n<li>\u8272\u306e\u4ed8\u3051\u65b9\u3092\u5de5\u592b\u3059\u308b\n<ul>\n<li>\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u3092\u6975\u7aef\u306b\u9ad8\u304f\u3057\u3059\u304e\u306a\u3044<\/li>\n<li>\u88dc\u8272\u3092\u7d44\u307f\u5408\u308f\u305b\u306a\u3044<\/li>\n<\/ul>\n<li>\u8272\u4ee5\u5916\u3067\u3082\u60c5\u5831\u3092\u63d0\u4f9b\u3059\u308b<\/li>\n<\/ul>\n<p>\u8272\u306f\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u3092\u9b45\u529b\u7684\u306b\u898b\u305b\u308b\u4e0a\u3067\u91cd\u8981\u306a\u3082\u306e\u3067\u3059\u3002<br \/>\n\u307e\u305f\u3001\u60c5\u5831\u3084\u30c7\u30fc\u30bf\u3092\u5206\u304b\u308a\u3084\u3059\u304f\u4f1d\u3048\u308b\u52b9\u679c\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u305f\u3060\u3001\u30a6\u30a7\u30d6\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u306b\u914d\u616e\u3057\u306a\u3044\u4f7f\u3044\u65b9\u3092\u3057\u3066\u3057\u307e\u3046\u3068\u3001\u4e00\u90e8\u306e\u4eba\u306b\u3068\u3063\u3066\u306f\u5206\u304b\u308a\u306b\u304f\u304b\u3063\u305f\u308a\u3001\u60c5\u5831\u304c\u5f97\u3089\u308c\u306a\u3044\u3068\u3044\u3046\u4e8b\u614b\u306b\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n<p>\u3042\u3089\u3086\u308b\u4eba\u306b\u5206\u304b\u308a\u3084\u3059\u304f\u9b45\u529b\u7684\u306b\u4f1d\u308f\u308b\u3088\u3046\u3001\u52b9\u679c\u7684\u306b\u8272\u3092\u4f7f\u3063\u3066\u3044\u304d\u305f\u3044\u3067\u3059\u306d\u3002<\/p>\n<div class=\"cta3\">\n<div 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\/>\n","protected":false},"excerpt":{"rendered":"<p>\u30a6\u30a7\u30d6\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u9b45\u529b\u7684\u306b\u898b\u305b\u308b\u305f\u3081\u306b\u306f\u3001\u8272\u3092\u52b9\u679c\u7684\u306b\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3088\u306d\u3002 \u30b3\u30fc\u30dd\u30ec\u30fc\u30c8\u30ab\u30e9\u30fc\u3084\u3001\u8868\u73fe\u3057\u305f\u3044\u30a4\u30e1\u30fc\u30b8\u306b\u5408\u308f\u305b\u3066\u4f7f\u7528\u3059\u308b\u8272\u3092\u6c7a\u3081\u3066\u3044\u308b\u3053\u3068\u304c\u591a\u3044\u304b\u3068\u601d\u3044\u307e\u3059\u3002 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