Alt Text - Information For This Demo
Quick tip: Make a decision for every image on a page: does it provide meaningful information? If so, the information provided by the image must be provided in text.
How to test this issue
- Test technique: WAVE.
- WAVE will the show whether alt text is provided for images, and will display the actual text when provided.
- If no alt text is provided, use your judgment to decide whether alt text is needed. Most images should have alt text.
- If alt text is provided, use your judgment to decide if the alt text is meaningful.
- If null alt text is set, use your judgment to decide if text should have been provided.
- WAVE will the show whether alt text is provided for images, and will display the actual text when provided.
- Alternate Test technique: Image Bookmarklet.
- The Image bookmarklet will display the alt text (or lack of alt text) for images.
- Note: Remember to verify the spelling of the alt text too.
Failing WCAG Guidelines and Test Tips
For this demo, the following WCAG guidelines fail:
- 1.1.1: Non-text content