![]() Which internet browser offers the best support for HTML5 video players? However, the framework is available for that to be supported in future versions. Note: no web browser currently supports audio description as an audio track in HTML5. Audio description as a text track that describes key visuals in the video and can be read aloud by a screen readerįor a tutorial on adding captions and subtitles to HTML5 videos, visit our HTML5 how-to page.Closed captions, which reflect the speech and key sound effects for users who cannot hear the audio.Strong color contrast of text on backgrounds for legibility by low-vision or color-blind viewers.Clear labeling of elements and controls, to be read by screen reader.Keyboard controls to navigate the video without a mouse.What Features Are Needed to Make HTML5 Videos Accessible?įeatures that make HTML5 videos more accessible to people with limited-to-no hearing, sight, or dexterity include: Browsers will differ in exactly which accessibility features they support, how well they work, and how user-friendly they are for people with disabilities. Proper HTML5 compatibility is essential for browsers to correctly render accessibility features. Of course, these standings can change at any time as browsers release bug fixes, patches, and new versions. Firefox comes in a distance second, and IE and Safari trail in third. According to, Chrome and Opera are ahead of the pack in overall HTML5 compatibility. Some web browsers are playing catch-up on HTML5 support. Flash, which was the dominant video plugin on the early web, is quickly fading in popularity, largely due to its drain on resources, poor user experience, and lack of accessibility features. The new tag lets web developers add video to websites without using plugins. Since it was finalized in October 2014, HTML5 has transformed how the web serves up rich media.
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