ΔE 5.6, very close: most people won’t see a difference side by side. Interior Grey Green is a little lighter, warmer than Cockpit Green (IJN).
Yes, for most jobs. Very close match (ΔE 6). Interior Grey Green is a little lighter, warmer than Cockpit Green (IJN).
The same difference applies the other way round: Cockpit Green (IJN) is a little darker, cooler.
ΔE is the colour difference between our two swatch estimates: under about 6 is close, over about 15 is loose. Real paints also differ in finish, coverage and how they thin, so test before you commit.
See Cockpit Green (IJN) on the colour wheel See Interior Grey Green on the colour wheel
All matches: Cockpit Green (IJN) equivalents · Interior Grey Green equivalents