You can do it with a couple of lines of shell script too, using the xcalib utility: https://gist.github.com/hrj/e9ed0d73d2daaa98b2d2 https://gist.github.com/hr

You can do it with a couple of lines of shell script too, using the xcalib utility: https://gist.github.com/hrj/e9ed0d73d2daaa98b2d2 https://gist.github.com/hrj/e9ed0d73d2daaa98b2d2 Been using that for more than an year with great results. I also have another version of it: https://gist.github.com/hrj/6561271 https://gist.github.com/hrj/6561271 (this version cuts the green and blue equally)