Text Tutorial-

1: You will need to have an iPhone or an iPod to download the Call of Duty Elite app.
(You will to to update your iPod or iPhone to iOS 5 if you haven't already)

2: You need to sign in and once you have you want to go to Black ops 2 and select "Custom Classes".

3: You then want to rename the class to the color codes that are listed below like so "^1" or any other number that fits the color code. Here's an example of how you'd type it "^3Color" and it saves to the color.

4: Then you can send it straight over to your Xbox or Ps3 and you're set. Hope this helped!

Color Codes:
^1 - Red
^2 - Green
^3 - Yellow
^4 - Blue
^5 - Cyan
^6 - Pink
^7 - White
^8 - Default Color
^9 - Grey
^0 - Black