The Collaborative International Dictionary of English v.0.48:

Flame-colored \Flame"-col`ored\, a.
   Of the color of flame; of a bright orange yellow color.
   --Shak.
   [1913 Webster]

WordNet (r) 3.0 (2006):

flame-colored
    adj 1: having the brilliant orange-red color of flames [syn:
           flame-colored, flame-coloured]