Clan Snow Raven Fleet Color Scheme
With the largest WarShip fleet in known space, the Snow Ravens employ a pure white color scheme. Vessels with Galaxy assignments display their Naval Star Insignia, while those of the Fleet Command Star show a Khan's rank star.
Per AeroTech 2: Revised, WarShip Fleet Color Schemes
McKenna, Aerotech 2 Revised (color plates) Carriers, Total Warfare (p.76)