Luminosity & Chroma
Green Screen Test
A vibrant green (#00FF00) screen in fullscreen. Inspect green subpixel luminosity, check for panel tinting, or use as an instant video chroma key backdrop.
Display Active
Fullscreen Green Screen
Click anywhere inside the stage or press 'F' to go fullscreen pure green. Press 'Esc' or click HUD close to return.
Shortcuts:Space NextF FullscreenEsc Exit
💡Softbox Light
Fullscreen (F)
Keyboard Controls in Fullscreen: Space Next · F FullscreenFullscreen (F)
Canvas:#FFFFFF
Mode:🎨 Solid Color
1. Green Subpixel Luminosity
Green accounts for approximately 59% of perceived human brightness in sRGB/BT.709. A green test confirms your panel's primary luminance health.
2. Virtual Chroma Key Backdrop
Turn your monitor or secondary screen into an instant clean green screen (#00FF00) for video recording, streaming, and subject isolation.
3. Panel Tint & Uniformity
Spot unwanted green color casts, edge vignetting, or clouding anomalies across IPS, VA, and TN display matrices.