Shelf of ToolsColor contrast checker
Check the contrast ratio between text and background colors against WCAG AA and AAA.
Text color
Background color
Large text sample
Body text at 16 pixels, the size most web pages use for paragraphs.
—Contrast ratio
| Check | Required | Result |
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About this tool
WCAG requires a contrast ratio of at least 4.5:1 for body text and 3:1 for large text and interface components at level AA. Level AAA raises these to 7:1 and 4.5:1.