After anodising you can make your own custom coloured finish by using dyes.
The Coloured Anodising Dye Kit contains a tank, tank heater to maintain dye at 30 deg, tank agitator for even colour distribution, 1 litre dye, and all ancillaries.
Colours Available: Blue / Green / Red / Violet / Yellow
NOTE: Colour patches are for guidance only. Exact colours are difficult to show, due to each monitors display settings.