Color Contrast Checker
Check WCAG accessibility compliance
Large Text
The quick brown fox jumps over the lazy dog.
Normal Text
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.
21.00:1
Contrast Ratio
AA Normal Text
Minimum 4.5:1 ratio
AA Large Text
Minimum 3:1 ratio
AAA Normal Text
Minimum 7:1 ratio
AAA Large Text
Minimum 4.5:1 ratio
💡 Large text is defined as 18pt (24px) or 14pt (18.67px) bold.AA is the minimum recommended level.AAA is the enhanced level for better accessibility.
🔒 All calculations happen locally in your browser.