Easily manipulate the sliders to adjust the color values of both the Foreground and Background to achieve a contrast level that satisfies your target level WCAG Success Criteria.

A miniature version of this Contrast Checker can be initiated within any web page by installing and using the Contrast Checker Bookmarklet. This tool allows easy contrast testing of any content on your …

Colour contrast analyser tool helps users in creating WCAG AA, AAA compliant color themes. Color wheel or color picker can also be used to update this color palette and individual colors.

Dec 29, 2025 · A free, simple tool, this contrast checker calculates the contrast ratio between two colors and helps determine accessibility compliance with WCAG 2.1 standards.

In this video from Making Color Usage Accessible, we’ll show you how to use the Colour Contrast Analyser (CCA) and the programmatic color values—or HEX codes—to check contrast between text, …

Deque Color Contrast Analyzer Free online tool for evaluating color contrast according to the Web Content Accessibility Guidelines (WCAG).

This repository contains the source code for the new Colour Contrast Analyser (CCA) builds for Windows and macOS based on Electron. For the previous, non-Electron versions ("CCA Classic"), …

With the color contrast checker, you can set color values, review sample text, and get a color contrast ratio in seconds, making it a versatile tool at any stage of the design process.

A Colour Contrast Checker is an essential tool for web designers, developers, and content creators, designed to ensure that the text on a website is readable for everyone, including people with visual …

The Color Contrast Analyzer (CCA) assists in evaluating the readability of text and the difference in contrast between visual elements, including graphical components and visual cues.