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Color contrast
Check text readability against WCAG AA and AAA.
Text should be easy to read.
How to use it
Enter two opaque colors as #RGB or #RRGGBB. AA requires 4.5:1 for normal text and 3:1 for large text. AAA requires 7:1 and 4.5:1 respectively. Large text is at least 18 pt, or 14 pt when bold.
Your data stays with you
This tool runs in your browser. Field contents are not sent to a server or stored after closing the page. Copying uses your device clipboard.