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Contraste WCAG

Aprueba AA / AAA

The quick brown fox

jumps over the lazy dog — Aa Bb 123

18.88 : 1
✓ AA normal (4.5)
✓ AA large (3.0)
✓ AAA normal (7.0)
✓ AAA large (4.5)

Sobre esta herramienta

Check contrast between two colors against WCAG accessibility guidelines. Tells you if your text passes AA or AAA.

Características

  • WCAG 2.1 contrast ratio
  • AA / AAA pass for text and large text
  • Color pickers and swatches
  • Suggests adjustments

Cómo usarla

  1. Pick foreground and background.
  2. Read the ratio and pass/fail badges.
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Preguntas frecuentes

What ratio do I need?

4.5:1 for normal text (AA), 3:1 for large text, 7:1 for AAA normal text.