![]() ![]() By choosing the right colors, you can ensure that all visitors to your site can read. ![]() Logotypes: Text that is part of a logo or brand name has no minimum contrast requirement. Accessibility is an important part of web design.Incidental: Text or images of text that are part of an inactive user interface component, that are pure decoration, that are not visible to anyone, or that are part of a picture that contains significant other visual content, have no contrast requirement. Enter a foreground and background color in RGB hexadecimal format (e.g., FD3 or F7DA39) or choose a color using the color picker.Large Text: Large-scale text and images of large-scale text have a contrast ratio of at least 3:1.CCA 2.5 for Windows CCA 2. This tool lets you quickly verify that the contrast ratio of text and background color combinations meet the standards of the Web Content Accessibility Guidelines (WCAG) You can instantly evaluate the contrast ratio by entering the foreground and background colors. CCA is used to inspect color contrast when contrast cannot be programmatically identified by ANDI. Success Criterion 1.4.3 of WCAG 2.0 requires the visual presentation of text and images of text has a contrast ratio of at least 4.5:1, except for the following: Color Contrast Analyzer (CCA), developed by Steve Faulkner and the Paciello Group, is a free open-source tool that displays the contrast ratio for two selected colors. The AERT algorithm was never a recommendation, and WCAG 2.0's luminosity contrast algorithm is recommended instead. The old Accessibility Evaluation and Repair Tools (AERT) suggested algorithm for determining colour contrast now directs here. Luminosity Colour Contrast Ratio Analyser. ![]()
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