ΔE 9.7, close: similar, with a visible difference side by side. Cockpit Color Kawanishi is a little darker, warmer than British Camo Green.
Usually, if you are not matching paint already on the model. Close match (ΔE 10). Cockpit Color Kawanishi is a little darker, warmer than British Camo Green.
The same difference applies the other way round: British Camo Green is a little lighter, 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 British Camo Green on the colour wheel See Cockpit Color Kawanishi on the colour wheel
All matches: British Camo Green equivalents · Cockpit Color Kawanishi equivalents