Convert & develop
Color Contrast Checker
Check WCAG contrast for text and background colors.
Processed safely on your device
Selected files and inputs stay in this browser.
Color Contrast Checker workspace
Preparing the tool.
HOW TO USE
Color Contrast Checker How to use
- 1
Enter the value you want to process.
- 2
Choose the conversion options.
- 3
Copy or save the result.
When this tool helps
Measure the contrast ratio between two colors and see whether it passes WCAG AA and AAA text requirements.
Processing time depends on your device and file size. Review the result before using it.
FAQ
Frequently asked questions
Is my data uploaded?
No. Tool inputs and selected files are processed in your current browser.
Do I need an account?
No registration or installation is required.
Does it work on mobile?
Yes. Recent versions of Chrome, Edge, Safari, and Firefox are supported.