Contrast checker.
How does it work?
This tool follows the Web Content Accessibility Guidelines (WCAG), which define two contrast levels: AA (minimum) and AAA (enhanced).
AA: a ratio of at least 4.5:1 for normal text and 3:1 for large text (18pt+) or bold text.
AAA: a ratio of at least 7:1 for normal text and 4.5:1 for large text or bold text.
Learn more
This tool follows the Web Content Accessibility Guidelines (WCAG), which define two contrast levels: AA (minimum) and AAA (enhanced).
AA: a ratio of at least 4.5:1 for normal text and 3:1 for large text (18pt+) or bold text.
AAA: a ratio of at least 7:1 for normal text and 4.5:1 for large text or bold text.
Learn more
Works offline
Text color
Background
Contrast
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Small text
AA
AAA
Large text
AA
AAA
À vaincre sans péril, on triomphe sans gloire
À vaincre sans péril, on triomphe sans gloire. Cette réplique du Cid de Corneille sert ici de texte d'essai : elle permet de juger la lisibilité d'un paragraphe courant dans la combinaison de couleurs choisie.