Is Contrast Checker free to use?

Yes, Contrast Checker is completely free to use on Toolsuz with no limitations or hidden costs.

Do I need to sign up to use Contrast Checker?

No, you don't need to create an account or sign up. All tools work instantly without registration.

Yes, all processing happens locally in your browser. Your data is never uploaded to our servers.

Color & Design Tools

Check color contrast ratios

Instant Results

100% Private

No Signup

Free Forever

The Contrast Checker tool is a powerful and easy-to-use tool designed to simplify your work.

Pick and copy colors

Generate color palettes

Generate random colors

Create gradients