11/23/2023 0 Comments Android pdf reader invert white![]() See my linked answer on Foxit Reader, which can match the two above but has no dark GUI and no full-screen.Ĭalibre Ebook Reader (like many ebook readers) can edit colors of font and page, but it can also open text-based pdfs.īy the way: in case somebody needs to transform a scanned text saved as image-pdf so that it becomes more readable by removing colored (gray, yellowish or pinkish) background, a good tool is ScanTailor, as described here. Just for text-based pdfs, Adobe Reader 9 can separately set both font and page colors (when it can still be used in Linux: more here). Qpdf can change both text and background color but only in text-based pdf files - and that in a rather odd manner: only background/"paper" color can be set directly, the font color can only be "inverted" from white to black: so, the trick is to set the direct color in such a way as to result in a desired color when inverted (see this answer, which provides an example of good setting for a proper dark mode result: Background color: #41403b, Paper color: #cccbca). Then, for easy access, configure toolbar and add Toggle change color. In newer versions of Okular (like 1.9.3) both font and page colors can be edited - and a dark-mode look can be enabled - through a new and rather non-intuitive setting, under Configure Okular - Accessibility - Color mode: Change Dark and Light Colors, by selecting a light color for dark and a dark one for light color option. Master PDF Editor More details in this answer, also PDF readers that can change both page and text color in both text and image (scanned text) pdf files are: There is also a flag:-invert-colors will invert colors in the PDF (e.g. If youre on KitKat, then the immersive mode in this app is just killer. By far, the fastest PDF reader on Android. ![]() But a PDF that already has them will work. ![]() Simply inverting colors doesn't provide the best readability (being limited to very bright white text on very dark black background), although it can improve it a lot in a dark environment.Įvince and also pdfstudioviewer can do that, which will result in something like this (in both image and text pdfs): Sumatra reader got this right (what a surprise It is one of the smallest pdf reader out there) View > Settings > Replace document colors with Windows color scheme worked for me while in high-contrast mode in windows. Thanks Adobe Reader on Android supports those, not sure if you can create them from Android. ![]()
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