Making accessibility standards easy to understand, one success criterion at a time.

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WCAG version: 2.0

Collection of success criterion published in WCAG version 2.0 in 2008.

WCAG 2.0, 2.1, 2.2 Level AA

2.4.6 Headings and Labels

Headings are descriptive of the content that they contain, form labels clearly describe what information is required, and buttons inform the user what will happen when they’re pressed.

Code and Labels, Wording
Cognitive, Visual
Content
WCAG 2.0, 2.1, 2.2 Level AA

2.4.7 Focus Visible

There’s visible keyboard focus styling to indicate which element you’re currently focused on.

Keyboard, Sensory
Cognitive, Physical/Motor, Visual
Code, Design
WCAG 2.0, 2.1, 2.2 Level AAA

2.4.8 Location

The user is clearly informed where they are in a set of pages.

Whole Site
Cognitive, Visual
Code, Design
WCAG 2.0, 2.1, 2.2 Level AAA

2.4.9 Link Purpose (Link Only)

It is clear where a link will take you from the link text alone, without having to read the text around it.

Code and Labels, Wording
Cognitive, Visual
Code, Content, Design
WCAG 2.0, 2.1, 2.2 Level AAA

2.4.10 Section Headings

Headings are used to group distinct sections on a page.

Code and Labels
Cognitive, Visual
Content, Design
WCAG 2.0, 2.1, 2.2 Level A

3.1.1 Language of Page

There’s a lang attribute on the <html> element that matches the language of the page.

Code and Labels, Wording
Cognitive, Visual
Code
WCAG 2.0, 2.1, 2.2 Level AA

3.1.2 Language of Parts

Any parts of the page that are in a different language to the page itself are marked up with the appropriate lang value. Names and phrases derived from other languages, like “Déjà vu” in English, don’t need this.

Code and Labels, Wording
Cognitive, Visual
Content
WCAG 2.0, 2.1, 2.2 Level AAA

3.1.3 Unusual Words

Jargon and figurative language is avoided, or, where not it’s possible, the words are defined or clarified the first time they’re used on a page.

Wording
Cognitive, Visual
Content
WCAG 2.0, 2.1, 2.2 Level AAA

3.1.4 Abbreviations

Acronyms and shortened words are avoided; where not that’s possible, a definition are provided on each page they’re used.

Wording
Cognitive, Visual
Content
WCAG 2.0, 2.1, 2.2 Level AAA

3.1.5 Reading Level

Writing is kept relatively simple, and is able to be understood by primary school children.

Wording
Cognitive, Visual
Content