About this Tool
WCAG 2.1 requires a contrast ratio of at least 4.5:1 for normal text (AA), 3:1 for large text (AA), and 7:1 for AAA compliance. Results update in real-time.
Verify your color combinations meet WCAG 2.1 accessibility standards.
The quick brown fox jumps over the lazy dog.
small text preview — 14pxWCAG 2.1 requires a contrast ratio of at least 4.5:1 for normal text (AA), 3:1 for large text (AA), and 7:1 for AAA compliance. Results update in real-time.