Color contrast checker for WCAG
Compare foreground and background colors. Calculate their contrast ratio and check WCAG AA and AAA thresholds for normal and large text.
Choose opaque text and background colours. Ratio uses sRGB relative luminance and compares AA and AAA thresholds for normal and large text.
Result
Your result will appear here.
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How to use it
Choose opaque text and background colours. Ratio uses sRGB relative luminance and compares AA and AAA thresholds for normal and large text.
Method and limits
Opaque sRGB colours; large text is at least 18 pt or 14 pt bold. WCAG 2.2 text contrast only.