ff1781b5_s___Tankionline__english__Wiki_Basic_Paints_Paint_Description
[Name of Paint] Orange [Turret Protection] 0% all weapons [Price (Cry)] 100 [Rank Unlocked] Recruit [Paint Description] 
We didn't plan to include this color in the official list, since it didn't represent any practical value, probably, except for providing non-remarkable camouflage in deserts. But army experts proved that orange color has a positive effect on expendables’ psychological health.
Paints - Tankionline (english) Wiki
Paint Description