{ "@context": "https://schema.org", "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "What are the four WCAG principles?", "acceptedAnswer": { "@type": "Answer", "text": "Perceivable, Operable, Understandable, Measurable — often remembered as POUR." } }, { "@type": "Question", "name": "What is the difference between WCAG 2.1 and WCAG 3.0?", "acceptedAnswer": { "@type": "Answer", "text": "WCAG 2.1 is the current widely-adopted standard; WCAG 3.0 is a draft with a more flexible, outcome-based scoring model." } }, { "@type": "Question", "name": "What is the minimum WCAG level for legal compliance?", "acceptedAnswer": { "@type": "Answer", "text": "WCAG 2.1 AA is the most commonly required level for legal compliance in the US, EU, and UK." } } ] }
Definition

What Is WCAG (Web Content Accessibility Guidelines)?

The international standard for web accessibility, published by the W3C, defining guidelines at three conformance levels — A, AA, and AAA — for making websites usable by people with disabilities.

Related Terms

Accessibility (A11y)

Metadata

Colour Palette

UX

HTML

Example

Most enterprise websites target WCAG 2.1 AA compliance, which covers colour contrast ratios, keyboard navigation, screen reader compatibility, and form labelling.

Synonyms:

Web Content Accessibility Guidelines

Acronyms:

WCAG