7.5. Select a style for the captions that makes them readable

Whenever closed captions are displayed, the contrast between the text and the video in the background must be sufficient.

Tip

To ensure that closed captions are readable whatever the situation, consider, for example, adding a black background behind white closed captions or a dark outline around light text.

Screen capture, caption below.
Closed captions with a white type and black outline, for example, ensure that text is readable in all contexts.
Screen capture, caption below.
A background that is opaque or semi-transparent also ensures that the text is easily read.

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