Errata since Current Publication
Substantive Errata
No substantive errata have been recorded at present.
Editorial Errata
- 2025-05-15: Correcting the alphabetical order of two definitions (#4256)
- 2025-05-15: Amend the definition of motion animation to _not_ exclude blurring (#4040)
- 2025-05-15: Harmonise all occurrences of "breakpoint" to be one word (#4165)
- 2025-05-15: In the Introduction, link directly to new supplemental guidance (#2296)
Errata since 05 June 2018 Publication
Substantive Errata
No substantive errata have been recorded at present.
Editorial Errata
- 2023-04-18: In 4.1.1 Parsing, removing one note and adding two new notes, including: "This Success Criterion should be considered as always satisfied for any content using HTML or XML." (#3152)
- 2022-02-22: In the definition of relative luminance, updating the red threshold from 0.03928 to 0.04045. (#1780)
- 2022-02-02: In a note in the definition of accessibility supported, updating "Conformance Criterion" references to "Conformance Requirement". (#1777)
- 2019-05-09: In 1.3.4 Orientation, clarifying the note referencing "binary display orientation" to read "content is not necessarily restricted to landscape or portrait display orientation". (#724)
- 2018-08-06: In 1.4.13 Content on Hover or Focus, correcting the word "dismissable" to "dismissible". (b043430)
- 2018-08-06: In 4. Robust, removing repetition of the word "by". (6f883b5)
- 2018-08-06: In 5.2.2 Full pages, removing "New" from the beginning of the third note. (5d42e28)
- 2018-07-11: In the Introduction, correcting several (but not all) "WCAG 2.0" references to "WCAG 2.1". (#430, #426, 170c48a)
- 2018-07-11: In 1.4.10 Reflow, removing a supernumary "Note" indicator from the first note. (#429)
- 2018-07-11: In the definition for keyboard interface, updating the second (of three) notes to be an example of the first note, leaving only two actual notes. (#428)
- 2018-07-11: In the definition for technology, updating the third note to instead be an example. (#428)
- 2018-07-11: In 5.3.1 Required Components of a Conformance Claim, removing the editorial note "In WCAG 2.0 this was a dated URI, which may need to be adjusted when this becomes a Rec." (#427)
- 2018-07-11: In the 0.5.2 Numbering in WCAG 2.1, correcting the words "critera" and "ccriteria" to "criteria". (#426)
- 2018-06-08: In 7. Input Purposes for User Interface Components, correcting the word "county" to "country". (426e131)
- In the Status of This Document, removing the first instance of the repeated paragraph beginning "This document has been reviewed by W3C Members...".