Image Alt Text Check
Decide when an image needs concise alternative text and when an empty alt attribute is correct.
Check your websiteWhy this check matters
Alternative text communicates the purpose of meaningful images when they cannot be seen. Decorative images should be ignored to prevent repetitive noise.
Passing evidence
<img src="score-chart.png" alt="SEO score increased from 62 to 91" />Common failing evidence
<img src="score-chart.png" />Possible false positives
- Decorative images should use alt="" rather than a description.
- Complex charts may need a nearby text explanation in addition to concise alt text.
How to fix it safely
- Describe the image's purpose in its page context.
- Use empty alt text for decoration.
- Avoid repeating nearby captions word for word.
How to verify the fix
- Disable images and read the remaining experience.
- Review the page with a screen reader for duplication and missing meaning.
Related Accessibility checks
Run the complete audit
Check this signal together with the related category evidence on the current public page.
Open the accessibility audit tool
