The Seventeenth uses a base coat of light gray with crimson highlights.
Per FM:Federated Suns, page 53.
JagerMech III, FM: Federated Suns (plate 7)
The Hussars' insignia is a white sword set against a gold shield. The Unit's insignia is that of the Hussars' organization with a "17" emblazoned below. Per FM:Federated Suns, pages 51 and 53.