How to programmatically invert screen colors in Linux

Question

In Ubuntu, for example, you can use Super-M to invert the screen colors (requires desktop effects, see [1]). Other OSes have similar abilities, although I\'m not really concerne

Answer 1

You could use xcalib to do what you want.

For example, a simple bash script to invert the screen colors would look like this:

#!/bin/bash
xcalib -invert -alter