SahajPatra.
Free tools
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A CLEARER VIEW

Your screen. A clean canvas.

Full screen colors, custom backgrounds and practical display checks. A clear workspace, from the first click.

White ScreenScreen Test
Free · No account · Runs on your device
Choose your screen

Color screens

9 color screens
White Screen#FFFFFFBlack Screen#000000Red Screen#FF0000Green Screen#00FF00Blue Screen#0000FFYellow Screen#FFFF00Orange Screen#FFA500Pink Screen#FFC0CBGrey Screen#808080
A simple visual check, at your pace.

Check your display

Full Screen Color

Create a full screen color from a HEX value or color picker. Save a solid PNG in HD, Full HD, 1440p or 4K without uploading anything.

Screen Test

Run an online screen and monitor test with solid colors, grayscale gradient, color bars and an alignment grid. Inspect your display in full screen.

Dead Pixel Test

Check for dead or stuck pixels with a manual full screen sequence of white, black, red, green and blue. Move through each color without flashing.

How to use it

Open a solid color, find the right background, or inspect your display. Pick a tool and make it full screen.

Inspect the display yourself. These patterns cannot automatically detect faults, repair pixels or replace professional calibration.

Need a board you can write on?

Open the online whiteboard — 19 paper styles, blackboard, chalkboard and PDF export.