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You don't have to scan a PNG, it's already a raster image. All someone would need to do is download the PNG, or transfer it in some way to their device, such as via email or a file sharing site like dropbox or similar. It's a digital image file format, and as long as the file itself is not changed it will be the exact same file with the exact same colour ...


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"if someone were to scan the png on different devices, would it still be recognized as ff0000" No. The data used to display the image will be the same, and a "screenshot" probably will be the same, since screenshots are duplicating data in memory. However, even a well-calibrated monitor will depict the actual color value differently and a ...


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The value would remain the same. Making a screenshot on any device would give would the same colour. But of corse every screen works a bit different. For one part they can vary in luminosity, but also in the range of colours they can display. So a very bright colour may come out very different on an expensive new and a cheap old monitor. Also some screens ...


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