Accessibility
WCAG
Abbreviation for Web Content Accessibility Guidelines
In short and in plain language
The WCAG are rules for accessible websites.
They are used in many countries. Each rule can be checked.
One rule is about colours that are easy to read. One is about text for images. Another is about using a site with the keyboard.
Definition
The WCAG are international guidelines for accessible web content. They describe testable requirements, for example for contrast, for text alternatives to images and for keyboard use. The requirements are divided into the levels A, AA and AAA.