{"id":2004,"date":"2013-08-28T10:16:21","date_gmt":"2013-08-28T14:16:21","guid":{"rendered":"http:\/\/www.equipmentlink.org\/blog\/?p=2004"},"modified":"2013-08-28T10:16:42","modified_gmt":"2013-08-28T14:16:42","slug":"contrast-web-tip-24-82813","status":"publish","type":"post","link":"http:\/\/www.equipmentlink.org\/blog\/?p=2004","title":{"rendered":"Contrast, Web Tip #24, 8\/28\/13"},"content":{"rendered":"<h2>Contrast<\/h2>\n<p><b>Difficulty:<\/b> Beginner<\/p>\n<p><b>Category:<\/b><\/p>\n<ul>\n<li>Presentation<\/li>\n<\/ul>\n<p>Determining whether there is enough color contrast between text and background can be difficult. <a href=\"http:\/\/webaim.org\/standards\/wcag\/\">WCAG 2.0<\/a> has contrast guidelines at both level AA and level AAA and a complex formula for determining a contrast ratio. Large text (over 14 point bold) requires slightly less contrast than &#8216;normal&#8217; text. There are many tools, such as <a href=\"http:\/\/webaim.org\/resources\/contrastchecker\/\">WebAIM&#8217;s color contrast checker<\/a> that can generate this contrast ratio and give immediate feedback as to whether the contrast is sufficient. Simply enter a foreground and background color to see the results. Users of the Firefox web browser can use the <a href=\"http:\/\/www.colorzilla.com\/firefox\/\">Colorzilla<\/a> add-on too easily select color values from within the web page.<\/p>\n<div class=\"al2fb_like_button\"><div id=\"fb-root\"><\/div><script type=\"text\/javascript\">\n(function(d, s, id) {\n  var js, fjs = d.getElementsByTagName(s)[0];\n  if (d.getElementById(id)) return;\n  js = d.createElement(s); js.id = id;\n  js.src = \"\/\/connect.facebook.net\/en_US\/all.js#xfbml=1&appId=149587675112835\";\n  fjs.parentNode.insertBefore(js, fjs);\n}(document, \"script\", \"facebook-jssdk\"));\n<\/script>\n<fb:like href=\"http:\/\/www.equipmentlink.org\/blog\/?p=2004\" layout=\"standard\" show_faces=\"true\" share=\"false\" width=\"450\" action=\"like\" font=\"arial\" colorscheme=\"light\" ref=\"AL2FB\"><\/fb:like><\/div>","protected":false},"excerpt":{"rendered":"<p>Contrast Difficulty: Beginner Category: Presentation Determining whether there is enough color contrast between text and background can be difficult. WCAG 2.0 has contrast guidelines at both level AA and level AAA and a complex formula for determining a contrast ratio. Large text (over 14 point bold) requires slightly less contrast than &#8216;normal&#8217; text. There are [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_s2mail":"yes","ngg_post_thumbnail":0,"footnotes":""},"categories":[3,14,5,29,35],"tags":[],"_links":{"self":[{"href":"http:\/\/www.equipmentlink.org\/blog\/index.php?rest_route=\/wp\/v2\/posts\/2004"}],"collection":[{"href":"http:\/\/www.equipmentlink.org\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.equipmentlink.org\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.equipmentlink.org\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.equipmentlink.org\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2004"}],"version-history":[{"count":1,"href":"http:\/\/www.equipmentlink.org\/blog\/index.php?rest_route=\/wp\/v2\/posts\/2004\/revisions"}],"predecessor-version":[{"id":2005,"href":"http:\/\/www.equipmentlink.org\/blog\/index.php?rest_route=\/wp\/v2\/posts\/2004\/revisions\/2005"}],"wp:attachment":[{"href":"http:\/\/www.equipmentlink.org\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2004"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.equipmentlink.org\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2004"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.equipmentlink.org\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2004"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}