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  1. ScreenColors - Full Color Screen | Free online tool

    Generate and display full-screen color backgrounds for your computer monitor, presentations, photography, and creative projects.

  2. Color Screen - White-Screen.co

    Color Screen is a versatile online tool that generates a pure color screen for various purposes. Whether you're testing displays, calibrating monitors, or need a bright light source, our tool …

  3. WhiteScreenHub — Free Colored Screens & Display Utilities

    Free online screen tools - colored screens for dead pixel testing, screen cleaning, photography lighting, video call backgrounds, and more utility tools.

  4. FullscreenColor ‒ Home

    Click on a color to change. This website is a small, free tool that helps you display solid colors on your device's screen. It's useful for visually testing your screen's color accuracy.

  5. ColorScreen - Online Color Screen Tools

    Create and download full-screen color backgrounds. Perfect for screen testing, presentations, and design work. Choose from various colors and resolutions up to 8K.

  6. ScreenOfColors: Free Online Screen Tests & Color Tools

    Test your monitor with our free tools: Check your refresh rate (Hz), benchmark FPS, find dead pixels, and test for backlight bleed. Full-screen color utilities also available.

  7. Monitor as Light - White/Color Screen, Light Patterns and Ring Light

    Transform your monitor into a versatile light source. Create white screens, patterns, and ring light effects for photography and content creation.

  8. Colour test screen - LEDR

    Pure colours for testing. Pure red, green, blue, cyan, magenta, yellow, white, black and grey.

  9. Color-Screen.com

    Color fullscreen page to find dirty spots or dead pixels on your screen.

  10. Solid Screen Color – Quick & Easy White or Colored Screen

    Get a solid colored field that you can make full screen easily. Choose from white, red, green, or another default color or enter a custom color code.