Payne war machines are painted black and orange, often with jack-o-lantern faces.

Per FM:Crusader Clans, page 48.

Other references:


The Clan Fire Mandrill standard always appears on military machines, though not always prominently displayed.

Kindraa Payne prominently displays the Fire Mandrill standard on the right shoulder or wing of every machine. The Kindraa insignia depicts a fire mandrill brandishing a club.

Per FM:Crusader Clans, pages 44 and 48.