Understanding Success Criterion 3.1.1: Language of Page

Understanding Success Criterion 3.1.1 Language of Page (1)

A default language must be set for each web page so that it can be programmatically identified. This helps assistive technologies to convey the information to their users in different modalities.

Official Requirements

Success Criterion 3.1.1 Language of Page (Level A): The default human language of each Web page can be programmatically determined.

Why is it required?

Websites having default language set for each page will help screen readers to load correct accents and pronunciations for the web page. It will also help users who are accessing your website from other regions of the world.

How do we fix it?

  1. Make sure that all web pages have lang attribute set to them
  2. Set specific language tokens such as en-CA for Canadian English
  3. In the case of a web page having 2 languages, the lang attribute is set for the language forming the majority of the content

Mistakes to avoid

  1. The default language is not set for the web page
  2. The default language is set for the webpage but it is incorrect


Understanding Success Criterion 3.1.1: Language of Page

Picture of Aditya Bikkani

Aditya Bikkani

Aditya is the COO of AELData, a growing technology company in the Digital Publishing and Education sectors. He is also an entrepreneur and founder of an accessibility tool called LERA. A W3C COGA (Cognitive and Learning Disabilities Accessibility) Community Member Aditya contributes to researching methodologies to improve web accessibility and usability for people with cognitive and learning disabilities.

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