The correct gray-brown color used on IDF armor conforms to German RAL color RAL 7006 "Beigegrau".This color can be mixed using the following Testors Model Master or Humbrol colors: TESTORS MODEL MASTERS: six parts f.s.30277 + three parts f.s.30118 + one part f.s.36118 HUMBROL PAINTS: three parts 187 + three parts 29 + one part 125