Full-Screen Color Picker
Fullscreen tool for display testing. Works in-browser, no signup.
Pick any color or paste a hex code. Click "Go fullscreen" to fill your screen.
#00A3FF
Press Esc to exit
About this tool
Pick or paste any hex color code, then fill your screen with it. Useful for custom calibration tests, mood lighting when your screen is your only light source, tinted backdrops for photography, or comparing shades side-by-side across multiple monitors.