Contrast Checker

Check color contrast ratios against WCAG 2.1 accessibility guidelines. Low contrast text is harder to read, especially for users with visual impairments.

Foreground (text) color

Background color

Large Text Sample

Normal text — this is what your email will look like with these colors.

Small text example for body copy in emails.

17.40:1

Contrast ratio

Pass

AA Normal text

≥ 4.5:1

Pass

AA Large text

≥ 3:1

Pass

AAA Normal text

≥ 7:1

Pass

AAA Large text

≥ 4.5:1

WCAG AA is the minimum recommended standard. Large text is defined as 18pt (24px) or 14pt bold (18.67px bold). For email, aim for at least AA compliance on body copy.