The Cutthroats’ color scheme is flat grey with black and blue highlights.
Per FM: Merc (revised), page 100.
Warhammer, CM: Mercenaries (p 107)
Spider, CM: Mercenaries (p 64, 110)
The Cutthroatsâ€™ insignia is a skull wearing a gas mask, set against a pair of crossbones on a circular gray field. Per FM:Mercenaries Revised, page 100.