I found this here on the forums. Should help alot. This is true for any shoe. Credit goes to homicide1550 this is his guide.
Release Notes:
Adidas Crazy Fast v1
(RGB)
by homicide1550
------------------------
Guide:
This will replace the "Adidas Crazy Light" or you can rename the
.iff file to select which shoes you want to replace.
Put the files in your main nba 2k13 folder. (make sure you backup your files)
Change colors using RED Modding Center or Leftos' Roster Editor;
(you won't be able to edit the colors in-game, make sure use custom colors is enabled)
(Red Modding Center) To assign it to a player:
GShsBrand - 2
GShsModel - 301
REDmc LeftosRE
GShsHCol1 / ShBase - base/tongue/laces
GShsHCol2 / ShTeam1 - heel/midsole/tongue top
GShsHCol3 / ShTeam2 - stripes/outsole
------------------------
Players:
Jrue Holiday (PHI)
Eric Gordon (NOH)
------------------------
Questions? Visit my facebook page or my NLSC forums thread
Kicksfix: homicide1550
http://www.facebook.com/homicide1550KicksFIX 2K13 NLSC thread
viewtopic.php?f=149&t=91204#p1614317