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WCAG 2.2 and non-Latin languages

TPAC 2025
Kobe, Japan & online
10–14 November 2025

Access for All

Internationalization

Designing and developing in a way that can be adapted for users from any culture, region, or language.

Internationalization at W3C

Overlap with accessibility

1.4.8 Visual Presentation

For the visual presentation of blocks of text, a mechanism is available to achieve the following:

1.4.12 Text Spacing

In content implemented using markup languages that support the following text style properties, no loss of content or functionality occurs by setting all of the following and by changing no other style property:

Exception: Human languages and scripts that do not make use of one or more of these text style properties in written text can conform using only the properties that exist for that combination of language and script.

What is required for non-Latin languages?

If the presentation feature is not used within the language: Nothing

Support for non-Latin languages

For users of these languages, this means:

Example of WCAG 3 approach

Foundational requirement: Readable blocks of text

The default/authored presentation of blocks of text meets the corresponding values for the content's language (or the language of the ones listed with the most similar orthography).

Presentation values

Characteristic Arabic Chinese English Hindi Russian
Inline margin
Block Margin ≥0.5em around paragraphs
Line length 30-100 characters
Line height 1.0 - paragraph separation height
Justification Left aligned or Justified

Questions to explore

Conclusions and next steps