Accessible names for UI components (accessible-name)
User interface elements and components must have descriptive accessible names, such as through aria-label or aria-labelledby attributes. <embed>, <object>, and <iframe> elements should use the title attribute.
Note: aria-label and aria-labeledby are both valid attributes for providing accessible names for UI components.
Non-descriptive video accessible name:
This <video> element has a non-descriptive accessible name (aria-labelledby):
Hello world.
Transcript:
The video shows the following text:
“The five boxing wizards jump quickly.”