Display & Printer Tester
Click on any color below to launch a pure fullscreen output. Essential for evaluating dead pixels, color banding, and monitor health.
red
#FF0000
green
#00FF00
blue
#0000FF
cyan
#00FFFF
magenta
#FF00FF
yellow
#FFFF00
black
#000000
grey
#7F7F7F
white
#FFFFFF