a11y teacher edition W3C WCAG 2.2 & WCAG 3.0 draft reference
Plain English Accessibility Hub

Translating W3C Standards for Designers, Developers, QA & Product teams

โš ๏ธ W3C Working Draft Notice

WCAG 3.0 is an active W3C Working Draft in development by the AGWG. Requirements, assertions, the conformance model and reporting tiers are still being developed and may change. The latest published draft is the 10 September 2026 Working Draft; this site follows the editorsโ€™ draft, which also includes exploratory provisions.

developing Supplemental requirement

Blocks of content available (enhanced)

Group: layout • Guideline: structure

Summary in Plain English

Styling is used to strengthen the visual separation between meaningful blocks of content.

Why It Matters

Clear visual grouping is how readers find their way without reading everything, and it is what keeps a page navigable when magnified or reflowed.

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