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Blur
- Last reviewed
- 13 August 2026
Simulates blurred vision to test visibility of content.
What you can test
Access needs this tool can test for:
- vision
How to use
Drag the links to your bookmark bar:
- Light blur
- Medium blur
- Heavy blur
Once the blur tools are saved to your bookmark bar, visit a webpage and select the one you want to try.
Example of using blur
The tool will blur the content on the page. This simulates someone with cataracts or poor vision.
Before
Example of a page on the DfE Design manual with no blur applied.
The design system page in the DfE Design manual without any blur being applied. View larger image in a new tab
After
Example of a page on the DfE Design manual with a medium blur applied.
The design system page in the DfE Design manual showing a medium level of blur being applied to the page. View larger image in a new tab