Information and user interface components must be presentable to users in ways they can perceive. This means that users must be able to perceive the information being presented (it can’t be invisible to all of their senses).
1.1 Text Alternatives
Provide text alternatives for any non-text content so that it can be changed into other forms people need, such as large print, braille, speech, symbols or simpler language.
Make sure visual contents such as images and graphics come with alternate text-based descriptions that can be reliably conveyed and interpreted by assistive technologies such as screen readers.
1.1.1 Non-text Content
- 2014/04/29: Turn purely [...]
5 stars; 91.4% of tests passed. [Note: this rating is a work in progress.]
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