Color Contrast Checker
Test foreground and background color combinations for WCAG 2.1 accessibility compliance.
Contrast Ratio
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WCAG 2.1 Compliance
Pass AA NormalPass AAA NormalPass AA LargePass AAA Large
Large Text Preview (24px Bold)
Normal text preview at 16px. The quick brown fox jumps over the lazy dog.
Small text preview at 14px. Readability matters for every user.
WCAG Contrast Guidelines
| Level | Normal Text | Large Text |
|---|---|---|
| AA | 4.5:1 minimum | 3:1 minimum |
| AAA | 7:1 minimum | 4.5:1 minimum |
Large text is defined as 18pt (24px) or 14pt (18.66px) bold. Meeting AA level is the minimum recommended standard for web content accessibility.