The First Lancers use a parade scheme of Davion green with red, blue and white highlights.
Per FM:Federated Suns, page 67.
Other references:
JagerMech III, FM: Federated Suns (plate 6)
The organization’s insignia is a stylized general’s baton set against a yellow flag.
Its insignia is that of the Lancers organization with the initials “N.A.L.”, signifying New Avalon Lancers, set below the flag.
Per FM:Federated Suns, pages 66 and 67.