Blue Screen
Clean solid deep blue screen (#0000FF). Test blue OLED degradation, create cool atmospheric lighting, or test blue subpixel health.
Pure 100% Fullscreen
Screen Wake Lock keeps display awake. Cursor hides automatically after 2.5s of idle time while fullscreen.
Key Highlights
What People Use Blue Screen For
Cool Light Atmosphere
Set a soothing, deep ocean hue in your room during evening hours.
Blue Subpixel Degradation Check
Check older OLED displays for blue luminance wear and burn-in.
Blue Backdrop Keying
Alternative to green screen keying for subjects wearing green clothing.
Blue Screen FAQs
What is pure blue in hex?
Pure RGB blue is #0000FF (RGB: 0, 0, 255).
How do I toggle fullscreen?
Press "F" on your keyboard to toggle fullscreen on and off.
Related Screens
Cyan Screen
Clean electric cyan screen (#00FFFF). Test monitor colour balance, light up your desk with cool aqua vibes, or inspect subpixels.
Purple Screen
Rich royal purple fullscreen screen (#800080). Create dramatic mood lighting, test display colour accuracy, or enjoy aesthetic desktop vibes.
Red Screen
Fullscreen vibrant red screen (#FF0000). Preserve night vision, create darkroom mood lighting, or test your display for dead or stuck red subpixels.
Dead Pixel Test
Free fullscreen dead pixel test tool. Cycles pure solid test colours (White, Black, Red, Green, Blue, Cyan, Magenta, Yellow) on click or auto-timer.