Is it possible to edit a .dll

Is it possible to edit the R B G of a .dll cham. Such as WarPathSins, is it possible for me to open it, and change the colors to make a different combo?

are you serious?

Yea... I dont like the green and red

idk how to make/open a dll but u need to open it with the program and find the line that's say colour and change to yours but just play with what u got seriously man it's just a fucking colour