Contrast Checker
Check the contrast between text and background colors against WCAG (AA and AAA).
Sample text
Sample text
- Contrast ratio
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- Normal text AA
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- Normal text AAA
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- Large text AA
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- Large text AAA
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Frequently asked questions
What contrast does WCAG require?
For normal text, 4.5:1 (AA) or 7:1 (AAA). For large text, 3:1 (AA) or 4.5:1 (AAA).
What counts as large text?
Text of 24 px or more, or 18.66 px or more in bold.