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Color Contrast Checker

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Color Contrast Checker

Results

Contrast Ratio14.89

WCAG AA

Normal Text
Pass
Large Text
Pass

WCAG AAA

Normal Text
Pass
Large Text
Pass

Live Preview

Large Text (24px)

The quick brown fox jumps over the lazy dog.

Normal Text (16px)

The quick brown fox jumps over the lazy dog.

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410 ratings
4.8

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About This Tool

Free color contrast checker for web accessibility. Test WCAG 2.1 compliance for text and background color combinations. Ensure your designs are accessible to all users.

How to Use

  1. 1Enter foreground color
  2. 2Enter background color
  3. 3View contrast ratio
  4. 4Check WCAG AA/AAA compliance
  5. 5Adjust colors to meet standards

Key Features

  • WCAG 2.1 AA/AAA testing
  • Real-time contrast ratio
  • Color picker integration
  • Text preview
  • Accessibility recommendations

Tips & Best Practices

1WCAG AA requires a contrast ratio of at least 4.5:1 for normal text
2Large text (18px+ bold or 24px+) only needs 3:1 ratio
3Test your colors in both light and dark modes
4Consider colorblind users — dont rely on color alone to convey information

Common Use Cases

•A web designer checking if their color palette meets accessibility standards
•A developer ensuring WCAG compliance before launch
•A brand team validating that their colors work for all users

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