How to use
How to use the contrast checker
Enter a foreground color and a background color to see the contrast ratio instantly. Use it to test text colors, buttons, cards, and simple UI combinations before pushing them live.
Daily
The homepage daily challenge.
Daily
The full five-round daily page.
HEX Guess
Practice precise HEX-style color matching.
RGB
Train with dedicated RGB controls.
Color Pick
Pick the right swatch from similar colors.
Memory Game
Memorize a color and recover it from close options.
Spot Difference
Spot the one tile with a slightly different color.
Color Sorting
Reorder a shuffled hue sequence.
Color Connect
Connect matching colors without crossing lines.
Accessibility tool
Test foreground and background color pairs, see the ratio instantly, and make more accessible design decisions.
AA normal text
Pass
AA large text
Pass
AAA normal text
Pass
Text preview
This sample text helps you judge whether the color pair feels readable.
Contrast ratio
13.78:1
How to use
Enter a foreground color and a background color to see the contrast ratio instantly. Use it to test text colors, buttons, cards, and simple UI combinations before pushing them live.
Why this page matters
People searching for a contrast checker usually want a utility that gives them a ratio fast and explains whether a pair is readable. This page does that directly and keeps the context close to actual UI work.
Related tools
Internal links between conversion and contrast tools help the site answer more specific long-tail utility searches.
Extra context
A utility page should do more than expose inputs. It should also explain use cases, search intent, and why the page is worth staying on.
Contrast questions often come up while building interfaces, marketing pages, dashboards, or brand assets. A fast checker helps you decide whether a color pair is comfortable before it reaches production.
This page is relevant for searches like contrast checker, color contrast checker, and text contrast checker because it combines a live utility with clear interface-focused use cases.
Frequently asked questions
Enter or paste a foreground and background color, and the page calculates the ratio immediately.
Yes. It is designed for quick checks on text, cards, buttons, and other common interface color pairs.
Yes. The dedicated WCAG contrast checker page goes even more directly after that long-tail query.