Get WCAG colour accessibility compliance between two colours (good for testing font and background colours)

A PHP function to ensure adequate contrast between two colours.

An Elm-based prototype to help build color palettes that conform with WCAG 2.0 standards.

Pineapplehue discovers colour palettes from your favourite pictures, then hints style designs for your new app!

Omnibus Prime is a classic blog starter theme, made using PUXL framework, tailor-fitted for WordPress. Have your stories accessible, WCAG 2.1 AA compliant with zero effort: color-contrasted, responsive, customizable, human and eco-friendly.

Simple WCAG 2.0 grading implementation with GO.

A simple tool for mixing custom colours from the Zendesk Garden colour system.

A desktop app to check color contrasts according to WCAG guidelines

[Mirror] Tool to build Tempus themes on demand. Tempus is a collection of themes for Vim, text editors, and terminal emulators that are compliant at the very least with the WCAG AA accessibility standard for colour contrast.

[Mirror] Tempus is a collection of themes for Vim, text editors, and terminal emulators that are compliant at the very least with the WCAG AA accessibility standard for colour contrast

visualizing relative luminance contrast within sRGB colorspace

A series of posters to help you design for accessibility

An interactive playground for picking legible color combinations 🎨

A tool to check WCAG contrast compliancy of multiple color combinations.

Tiny library to manipulate colors and generate random accessible ones

Accessible Technology Review Group

A colour contrast checker where you can check your app's colour theme in one click!

Lea Verou's contrast ratio checker

Discover the perfect color contrast for your website with my user-friendly Color Contrast Checker tool. Improve accessibility, enhance readability, and ensure your design complies with WCAG standards for a seamless user experience.

Core components for iOS and tvOS to accelerate building user interfaces in code.