HexScreen / Gray Screen
#808080 · Free · No adsGray screen for neutral tests.
Mid gray shows banding, clouding and color tints especially clearly.
Tip: F starts fullscreen, Esc exits.
How it works
Pick a color
Choose a preset or set any shade with the color picker.
Start fullscreen
Click the preview or press F. The color fills your entire screen.
Use it and exit
Switch colors with ← →, return with Esc or a double-click.
What you can use it for
Banding
Uneven gradations become visible.
Dirty screen effect
Spot cloudy patches on TVs.
Color tint
Neutral gray reveals tints instantly.
Neutral surface
A calm background for presentations.
Download Gray Screen as an image
Created right in your browser, in full resolution and without a watermark.
Good to know
Spotting the dirty screen effect
Especially on large TVs, mid gray reveals uneven patches. Move your head slightly and look for areas that appear brighter or darker.
Frequently asked questions
How do I start fullscreen mode?
Click the preview, the “Start fullscreen” button, or press the F key. Press Esc or double-click to exit.
Does it work on phones and tablets?
Yes. Android and most desktop browsers use true fullscreen. On iPhone the color fills the browser window; add the page to your home screen for true fullscreen.
Can I change the color in fullscreen?
Yes. Move the mouse or tap the screen to show the color bar, or use the arrow keys.
Is it free?
Yes, all tools and image downloads are free, with no sign-up and no ads.
Is a bright screen bad for my eyes?
Not with normal use. Lower the brightness for longer sessions and take regular breaks.