WATCH THE CONTROLLED TEST

Transparent PNG Coloring Page Maker Test

Name: Coloring Page Maker: Transparent PNG Background Test
Uploaded: 2026-10-07T18:45:00+08:00
Duration: 72 s
Description: Two controlled inputs and the actual opaque white downloads from a live browser test.

Watch two versions of the same balloon become identical opaque white coloring pages.

Actual downloaded results with original explanatory diagrams, English narration and captions.

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What the test shows

With Clean Outline and A4, fully transparent surroundings and solid white surroundings produced exactly equal PNG pixels in this one sample. The working canvas is filled white before the uploaded image is drawn. Semi-transparent edges and other settings were not tested.

Read the measurements and download the test files or try the coloring page maker.