Green Brown vs English Uniform

How close are they?

ΔE 6.3, close: similar, with a visible difference side by side. English Uniform is a little darker, warmer than Green Brown.

Can I use English Uniform instead of Green Brown?

Usually, if you are not matching paint already on the model. Close match (ΔE 6). English Uniform is a little darker, warmer than Green Brown.

Can I use Green Brown instead of English Uniform?

The same difference applies the other way round: Green Brown 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.