The accessibility of HTML – by Scott O’Hara, a11yTO 2019

The Accessibility of HTML

Presented by Scott O’Hara of

At #a11yTO Conf 2019.

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  • Work at TPG: The Paciello Group
  • Work on W3C specifications…
  • Write, and test, and write about testing…


I have (create?) trust issues…

maybe you should too?




You may have heard (or said)…

HTML is accessible by default.

If only [someone] had used HTML,
[they would] get accessibility for free!

Semantic HTML is accessible HTML.

These can make for quick tweets, no?

The Reality is:
such statements are not entirely true.


Which is unfortunate, as they’re simple [...]

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5 stars; 96.8% of tests passed.
Level ALevel AALevel AAAUnique

Error data courtesy of

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