Color Contrast Checker
Pick a text and background colour to see the contrast ratio and whether it passes WCAG AA and AAA for normal and large text — with a live preview.
Almost before we knew it,
we had left the ground. The quick brown fox.
About Color Contrast Checker
Pick a text and background colour to see the contrast ratio and whether it passes WCAG AA and AAA for normal and large text — with a live preview. Whether you want to copy clean code or values or just save time, Color Contrast Checker has you covered — free and online. It's especially handy for fine-tuning a CSS gradient or shadow — the kind of small task that quietly eats up your day. No login, no install, no catch — just open it and go.
Why use Color Contrast Checker?
- Fewer mistakes: let Color Contrast Checker handle the fiddly parts so you don't have to.
- Skip the expensive software — Color Contrast Checker does the job for free.
- Simple enough for beginners, dependable enough to use every day.
- Designed to help you nail the right look fast with less effort.
- Get clean, ready-to-use results you can copy and run with.
If you're one of designers, front-end developers and creators, Color Contrast Checker will quickly become part of your routine.
Key features
- Copy your output in one tap and take it anywhere.
- Built to handle real, everyday design tasks reliably.
- No watermarks, paywalls or usage caps.
- Works on every modern browser, mobile and desktop.
What you can use Color Contrast Checker for
- Fine-tuning a CSS gradient or shadow
- Picking a colour palette for a project
- Converting a colour between HEX, RGB and HSL
How to use Color Contrast Checker
- Add your information in the boxes above.
- Pick any options that fit what you need.
- Hit “Generate”.
- Review the output, copy it, and you're done.
Tips for getting the best results
- Pair Color Contrast Checker with the other design tools on ChatGBT for a full workflow.
- Copy your result and adjust it to match your own voice, brand or style.
- Great for fine-tuning a CSS gradient or shadow — one of the most common reasons people open Color Contrast Checker.
Frequently asked questions
What is Color Contrast Checker?
Pick a text and background colour to see the contrast ratio and whether it passes WCAG AA and AAA for normal and large text — with a live preview. It's a free online design tool you can use right from your browser — handy for fine-tuning a CSS gradient or shadow and picking a colour palette for a project.
Can I use Color Contrast Checker for commercial work?
Yes. You're free to use Color Contrast Checker and its results for personal, educational and commercial projects at no cost.
Can I use Color Contrast Checker on my phone?
Absolutely. Color Contrast Checker runs in any modern browser, so it works on phones, tablets and computers alike.
Is Color Contrast Checker free?
Yes — Color Contrast Checker is 100% free with no account, subscription or hidden charges. Use it as much as you like.
What makes Color Contrast Checker different?
Color Contrast Checker focuses on doing one job really well, fast and for free, with no setup — so you can copy clean code or values and get on with your day.
Is my data safe with Color Contrast Checker?
Your input is used only to produce your result and isn't sold or shared. See our privacy policy for the full details.