Research · W3C, 2023
Web Content Accessibility Guidelines (WCAG) 2.2
accessibility standard
Gives the contrast ratios a colour role is held to, and separates the minimum a page must meet from the enhanced level it may choose: 4.5:1 and 7:1 for text, 3:1 for a control's edge.
Read Web Content Accessibility Guidelines (WCAG) 2.2 · retrieved 2026-09-27
What it informs — 1
This source is what the model was built from. It does not itself commit the model to anything — a commitment does, and the ones it informs are named above.