Color Contrast Checker

Check color contrast ratios for WCAG compliance. Ensure your text is readable and accessible for all users.

Color Selection

Preview

Sample Text
This is how your text will appear with the selected colors. Check if it's readable and accessible.

Contrast Results

Contrast Ratio
21:1
WCAG AA
✅ Pass
Normal Text
WCAG AAA
✅ Pass
Normal Text
WCAG AA (Large)
✅ Pass
18pt+ or 14pt+ bold
WCAG AAA (Large)
✅ Pass
18pt+ or 14pt+ bold

Color Information

Foreground

HEX: #000000
RGB: rgb(0, 0, 0)
Relative Luminance: 0.000

Background

HEX: #ffffff
RGB: rgb(255, 255, 255)
Relative Luminance: 1.000

📋 WCAG Contrast Guidelines

Level AA (Minimum)

  • Normal text: 4.5:1 contrast ratio
  • Large text: 3:1 contrast ratio
  • Required for most websites
  • Legal requirement in many countries

Level AAA (Enhanced)

  • Normal text: 7:1 contrast ratio
  • Large text: 4.5:1 contrast ratio
  • Recommended for better accessibility
  • Not required for all content

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