I did a good amount of research about the file "colours.bin", which decide the colours from all the eight factions. This post is to show to you all I know about this: the meaning of the valors, what to do, etc...
First. To open this file, is needed a hex editor. In my case (I am someone who barely never used a hex editor) I found the webpage "hexed.it" which contains an online version of a hex editor; so if you don't want to install another program but just mess around a bit, this is a goo