WCAG Color Contrast Checker

Enter your color combinations to check whether they pass conformance. For a full web accessibility scan, try Accessible Web Console.

How it Works

Please select a foreground color and a background color. You can enter hex color codes or use the color selector tool (aka eye dropper in the color input element). The “WCAG Compliance Information” chart will tell you if the selected colors pass conformance.

Select Colors

Contrast Ratio
21.00:1

WCAG Compliance Results

WCAG AA and AAA Results
Element Type AA AAA
Small Text
Large Text
UI Components

Required Contrast Ratios for WCAG Conformance

Level AA – Text

4.5:1 for regular text and 3:1 for large text (18 pt or 14 pt + bold).

WCAG Success Criterion 1.4.3

Level AA – Non-Text

3:1 for UI components & graphics.

WCAG Success Criterion 1.4.1

Level AAA – Text

7:1 for regular text and 4.5:1 for large text (18 pt or 14 pt + bold).

WCAG Success Criterion 1.4.6

Need Additional Help?

Scan and monitor your full site with Console, or explore our resources to do it yourself.

Resources & Tools