WCAG

How it is used

Built on four principles, remembered as POUR: perceivable, operable, understandable and robust. Success criteria have three levels, A, AA and AAA; most laws and companies aim for AA. Version 2.2 was published in 2023.

Example sentences

1. Our contract requires the website to meet WCAG 2.2 level AA.

2. This error message fails WCAG because it relies only on red colour.

Common collocations

• meet WCAG
• WCAG AA compliance
• WCAG success criteria
• WCAG guidelines

Related terms

• accessibilityThe practice of designing products that people with disabilities, such as low vision, blindness, deafness or limited movement, can perceive, understand and use.
• color contrastThe difference in brightness between text or an icon and its background, which decides how easy it is to see, especially for people with low vision.
• screen readerSoftware that reads the content of a screen aloud or sends it to a braille display, used mainly by blind and low-vision people to use computers and phones.
• keyboard navigationMoving through and using an interface with the keyboard alone, mainly with the Tab, Shift+Tab, Enter, Space and arrow keys, without a mouse.

This word in other fields

The same English word can have a different meaning in another field:

• WCAG · Software Engineering

More terms: Accessibility

• alt text
• focus state
• inclusive design