Alt text does not convey color information Accessibility Checkpoint
Description
The alt
text of this image mentions a color, which isn’t useful for blind users.
Help
alt
text like ‘Bar chart showing sales, red bars show sales below target’ is not useful when you can’t see the chart. Use another way to describe the image.
Applicable standards
- WCAG 2.0 F13 (Success Criteria: 1.1.1 level A, 1.4.1 level A)
- WCAG 2.1 F13 (Success Criteria: 1.1.1 level A, 1.4.1 level A)
- WCAG 2.2 F13 (Success Criteria: 1.1.1 level A, 1.4.1 level A)
- Section 508 (2017) F13 (Success Criteria: 1.1.1 level A, 1.4.1 level A)
Note: Section 508 Refresh (2017) checkpoints are equivalent to WCAG 2.0 level A and level AA checkpoints.
Change history
- 5.9 Jun 2015 Detect non-standard image tags.
- 5.5 May 2014 Fixed false positive.
- 4.7 Jun 2012 Now triggers Section 508 1194.22 (c).
- 3.0 Dec 2008 Added.
This page describes a web site issue detected in HTML documents by SortSite Desktop and OnDemand Suite.
Rule ID: AccWcag2-F13-1