The first aircraft delivered had a somewhat different grey colour, a French grey colour, Gris Blue Clair, which could be compared with Humbrol Authentic Color HF-4 and XtraColor X396.
These aircraft also had yellow propeller tips. Later they received the same grey colour as the rest of the aircraft and also white-dayglo-white propellertips.

Scheme Colour name FS number Humbrol XtraColor Vallejo Model Color Vallejo Model Air Hataka
Standard #1 Upper surfaces Grey ~6270 Mix: 1*156 + 1*34 (127) X133 70.870 71.275 ~054
Undersides white ~7875 22 X141 70.842 71.279 ~049

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

 

Breguet BR1150 Atlantic-1-SMALL
Colour scheme of a Brequet Atlantic of the Dutch Navy.