Screen Color Test: Fullscreen Color Patterns
Inspect solid colors or gradients in fullscreen. Clean the screen first and compare suspicious spots across colors. Calculators require your actual resolution and physical diagonal.
Results
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How to use this tool
Inspect solid colors or gradients in fullscreen. Clean the screen first and compare suspicious spots across colors. Calculators require your actual resolution and physical diagonal.
| Results | Method and units |
|---|---|
| RGB | #FFFFFF / #000000 / #FF0000 / #00FF00 / #0000FF / #808080 |
Example
RGB: #808080 · Grid: 8 × 8
What this test can and cannot tell you
Results reflect events and signals available to your browser. Settings, permissions and device support can affect them; they do not certify that hardware is healthy or faulty.