Turn your display into a bright white screen on any device. Use the White screen for light or check your display brightness. Also, find out dead pixels on your display with a blank white screen. Click the box below to go fullscreen. Width: px Height: px Resolution: Download Image. Choose from preset bright screens or customize your own color. A site that offers different shades of white screen to download or display online. You can use it for various purposes, such as testing monitors, finding broken pixels, creating lighting effects.