Color Palette & Display Tester - Dead Pixel Detection
Professional display testing tool for dead pixel detection, color accuracy verification, and screen health assessment with complete privacy protection.
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Professional display testing tool for dead pixel detection, color accuracy verification, and screen health assessment with complete privacy protection.
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🔒 100% client-side · Privacy-first · No data transmitted
Whether you are a designer checking color accuracy, a gamer hunting for dead pixels, or just want to ensure your screen is perfect, our Universal Color Palette & Display Tester provides everything you need. This professional-grade tool runs entirely in your browser for complete privacy.
From solid color tests to gradient sweeps and pulsing animations, our tool helps you identify display issues like dead pixels, color banding, and screen uniformity problems that might otherwise go unnoticed.
Select from our curated palettes or use the color picker to choose any custom color.
Click any color swatch or the "Fullscreen with Color" button to fill your entire screen.
Look for dead pixels, color inconsistencies, or other display issues across the entire screen.
Use gradient sweep to check for color banding or animation pulse to spot flickering issues.
Professional display testing tool for dead pixel detection, color accuracy verification, and screen health assessment. Features fullscreen color tests, gradient sweeps, animation modes, and curated color palettes. Perfect for designers, gamers, and professionals who need reliable display testing with complete privacy protection.
Static colors, gradient sweeps, and pulsing animations to detect dead pixels, color banding, and display issues.
Curated essential colors, Material Design palette, grayscale range, and custom color picker with HEX/RGB/HSL values.
All testing runs locally in your browser. No data transmitted, stored, or tracked anywhere.
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Privacy Protection: This tool operates entirely within your browser. No data is transmitted to our servers, stored, or logged anywhere. All testing happens locally on your device.
Educational Purpose: This tool provides general guidance for display testing. While it helps identify potential issues like dead pixels and color problems, no tool can guarantee complete accuracy for all display types and conditions.
Professional Assessment: For warranty claims, professional calibration, or critical display applications, consult with qualified technicians, manufacturers, or display specialists for definitive assessments.
Device Limitations: Results may vary based on your device's display technology, browser capabilities, and viewing conditions. This tool is designed for general testing purposes.
No Liability: We provide this tool for educational and testing purposes only. Users are responsible for their own decisions and any actions taken based on the test results.
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