Color Codes:
Yellow - Engineers (Build and Repair Ships)
White - Officers/Commanders/Supreme Command
Red - Mining (Do I need to explain it?)
Blue - Regular Navy Members (Until O-1)
Black - NO USE
Green - NO USE


Navy:
E-1 Crewman Recruit (CR)
E-2 Crewman Apprentice (CA)
E-3 Crewman (CN)
E-4 Petty Officer Second Class (PO2)
E-5 Petty Officer First Class (PO1)
E-6 Chief Petty Officer (CPO)
E-7 Senior Chief Petty Officer (SCPO)
E-8 Master Chief Petty Officer (MCPO)

O-1 Ensign (ENS)
O-2 Lieutenant Junior Grade (LTJG)
O-3 Lieutenant (LT)
O-4 Lieutenant Commander (LCDR)
O-5 Commander (CDR)
O-6 Captain (CAPT)
O-7 Vice Admiral (VADM)
O-8 Admiral (ADM)