A yellow screen to use as warm light, test how your monitor mixes red and green, or as a colored backdrop.
When time is up, full screen closes on its own.
Put a white or warm screen in front of you and turn up the brightness. It lights your face softly, like a ring light.
Black shows dust, white shows smudges. Use both and nothing gets missed.
Cycle through red, green, blue, white and black. A dot that doesn't change color is a dead or stuck pixel.
A soft color at low brightness works as a night light or for reading without turning on a lamp.
As warm light for reading or video calls, and to check that your screen mixes red and green evenly.
Each screen tunes red and green a little differently. That's why the same yellow can look greenish or orange.
Yes. Lower the brightness or pick a cream shade with the color picker, for example #FFF3C4.