In reply to someones post about inventory coloring, it is possible. One of my guildmates did it, didn't take long...Unless I

misunderstood the question.
It all has to do with these files...
data>gfx>gui>interface.dds
data>gfx>gui>gui_window_making.dds
data>gfx>image>npcdialogue2.dds
data>gfx>image>gui_reward.dds