Compliance Colleague · Standards · Global

WCAG 2.0, 2.1 and 2.2: cited answers and gap reviews

An AI compliance assistant for accessibility leads, product teams and auditors · updated 2026-10-03

The Web Content Accessibility Guidelines are the W3C's international accessibility standard, and the reference for laws such as EN 301 549, the European Accessibility Act, the ADA and Section 508. Compliance Colleague answers success-criterion questions and reviews accessibility statements and audit findings.

Try it on your own WCAG work: one document review or two questions, free for 30 days, no card required. Start free →

What it covers

WCAG 2.0, 2.1 and 2.2 success criteria at levels A, AA and AAA
The POUR principles and conformance requirements
WCAG 2.2's new criteria and a preview of WCAG 3.0
ARIA patterns, colour contrast, keyboard and screen-reader access
Laws that reference WCAG: EN 301 549, the EAA, the ADA and Section 508

Questions you can ask

“What do the new WCAG 2.2 criteria require for focus appearance and target size?”
“Does the European Accessibility Act require WCAG 2.1 AA or 2.2?”
“Is a CAPTCHA allowed under WCAG, and with what alternative?”

Every answer cites the WCAG requirement, article or control it rests on, so you can check it in seconds.

What you can upload for review

Your accessibility statement checked against conformance requirements
An accessibility audit log (Excel) checked for misclassified criteria
A screenshot of a form checked for labels, contrast and error handling

Files: PDF, Word, Excel or CSV, Visio (.vsdx), draw.io, or an image such as a screenshot. Choose a full review, a prioritized fix list (each gap with its fix and the evidence an assessor will expect) or a short summary, and download the result as Word or PDF.

Crosswalk WCAG to other standards

With WCAG in your plan you can compare it against any standard in the library and see where they align and exactly where they don’t. Common pairings:

WCAG to Section 508

What it’s built from

Compliance Colleague carries the official text and checks its answers against it: Web Content Accessibility Guidelines (WCAG) 2.2 (World Wide Web Consortium (W3C)).

Re-checked every month for new versions, deadlines and penalty changes. Full list on the sources page.

More Global standards

PCI DSS · ISO 27001 · ISO 27701 · ISO 42001 · SOC 2 · SWIFT CSP

Compliance Colleague covers 30+ security, privacy and AI governance standards. It reviews policies, spreadsheets and diagrams and answers questions with the clause cited; your judgment and sign-off stay with you. Try it free, no card required →

Research aid, not legal or audit advice, and not an audit opinion or certification. Verify findings against the official text before relying on them.