The basic scheme of the phone is completely white with a red, white and blue striping.
During is operational lifetime in Dutch military service several changes of particular details and inscriptions were made.
Consult photographs of the original device, for example at Airliners.Net

Scheme Colour name FS number BS-number Humbrol XtraColor Vallejo Model Color Vallejo Model Air
Standard #1 Overall White ~7875 9010 130 / 34   70.820/70.951  

Check www.paint4models.com for an extensive conversion table with lots of colour and paint systems.

Hieronder een viertal kleurenschema's die het toestel heeft gevoerd.

Gulfstream IV 1 SMALL
Gulfstream IV delivery scheme.
Gulfstream IV 2
Gulfstream IV (second scheme).
Gulfstream IV 3
Gulfstream IV (third scheme).
Gulfstream IV 4
Gulfstream IV (fourth scheme).