The WCAG contrast requirements are flawed. Here's what a new approach could mean for data visualizations.

Actionable tips on how to nail WCAG 2.1 color compliance.

WCAG 3 will use a new color contrast method called APCA (Advanced Perceptual Contrast Algorithm).It's a big improvement over the current system but there are a lot of changes to get your head around.🧵 pic.twitter.com/yLbujn3hG4— Dan Hollick 🇿🇦 (@DanHollick) December 9, 2021

A macOS app for quick access to WCAG color contrast ratios → https://itunes.apple.com/de/app/contrast-color-accessibility/id1254981365?l=en&mt=12

Empowering designers with beautiful and accessible color palettes based on WCAG Guidelines of text and background contrast ratios.