How to create special items ?

Hi, I have encountered a little problem while i was modifying the itemtooltip_eng.bmd. I want to have more special items like titan/brave/queen on my server with the color purple. So I enter in the .bmd and i modify 256 to 268 the C4 section and when I drop my item,from +0,+1 it is mauve, from +9 to +15 it is yellow and green if it have excelent options.
here are some picture to better explain my problem
http://s11.postimg.org/jom7ng62b/image.pnghttp://s18.postimg.org/c3n5u2gzt/image.pnghttp://s16.postimg.org/m61e2nnhh/image.png
so how can i make item name in purple in all 3 cases ? please help

so it is impossible, thanks ;)