Mid Battle Dress vs Dark Green Brown

How close are they?

ΔE 7.1, close: similar, with a visible difference side by side. Dark Green Brown is a little darker than Mid Battle Dress.

Can I use Dark Green Brown instead of Mid Battle Dress?

Usually, if you are not matching paint already on the model. Close match (ΔE 7). Dark Green Brown is a little darker than Mid Battle Dress.

Can I use Mid Battle Dress instead of Dark Green Brown?

The same difference applies the other way round: Mid Battle Dress is a little lighter.

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.