✅Recently updated
Description
The Color Blind & Low Vision Simulator is an accessibility tool that allows users to test and observe how people with colorblindness or low vision may perceive web-based content.
Note:
The simulator is active only on the tab in focus. If you don't see a change, refresh the page you want to test.
Features:
• Light and Dark modes
• 9 color vision options
• 7 Low vision options
Types of color vision:
• Trichromacy (Normal vision)
• Protanopia (Red-blind)
• Protanomaly (Red-weak)
• Deuteranopia (Green-blind)
• Deuteranomaly (Green-weak)
• Tritanopia (Blue-blind)
• Tritanomaly (Blue-weak)
• Achromatopsia (Complete color blindness)
• Achromatomaly (Partial color blindness)
Types of low vision:
• Mild Blur (Slight vision impairment)
• Moderate Blur (Moderate vision impairment)
• Severe Blur (Severe vision impairment)
• Low Contrast (Reduced contrast sensitivity)
• Cataracts (Cloudy/yellowed vision)
• Tunnel Vision (Loss of peripheral vision)
• Central Vision Loss (Loss of central vision acuity)
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2.0.0 Update:
• You can now create combinations by selecting one color vision filter and one low vision filter
• Added badges to show which filters are active
• Added a "Reset" button that clears the active filters
• Header is now sticky so that the badges are always visible
Reviews
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Permissions (2)
Permissions
activeTabℹ Can access the current tab when you click the extension storageℹ Can store data locally in your browser
Details
| Version | 2.0.0 |
| Updated | Mar 1, 2026 |
| Size | 29.58KiB |
| First Seen | Mar 22, 2026 |
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