WCAG Color Contrast Checker
Check contrast against WCAG 2.1: pick text and background colors, swap them, and read the live ratio with AA and AAA pass or fail for normal and large text.
Color Inputs
The Quick Brown Fox
Good contrast makes text easy to read for everyone, including people with visual impairments.
Calculating...
Normal Text (AA)
Min 4.5:1 ratio required
Large Text (AA / AAA)
Min 3:1 (AA) or 4.5:1 (AAA)
Enhanced (AAA)
Min 7:1 ratio required
Frequently Asked Questions (FAQ)
What is the recommended WCAG color contrast ratio?
WCAG 2.1 Level AA requires a minimum contrast ratio of 4.5:1 for normal body text and 3:1 for large text. Level AAA requires 7:1.
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