Detailed alternative content for complex images, charts, or diagrams, often provided via adjacent text or modal.
Text alternative for images that conveys purpose or meaning when the image cannot be perceived. Decorative images should have empty alt ("").
Extended text that conveys complex visual content such as charts or infographics, linked from the image or adjacent text.
Text presented within an image instead of actual characters. Generally discouraged; use real text where possible.
The destination or action of a link must be clear from its text or accessible name and its context.
Alt text that is accurate, concise, and task-focused, describing purpose rather than appearance.
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