well, i only know a few,
there is a universal color code somewhere if you look it up on the web.. ( im too tired to right now lol )
for a back pack. have it in your inv, click set name,
some codes i use persoanly that i have on a notepad on my desktop are ...
\#EB0000\R\#646464\azor\#EB0000\T\#646464\ech \#EB0000\I\#646464\nc. \#ffff00\
\#eb0000\ is red.. and \#ffff00\ is yellow and \#646464\ is black