Deep Khaki Drill vs Brown (JGSDF)

How close are they?

ΔE 9.7, close: similar, with a visible difference side by side. Brown (JGSDF) is a little darker, more saturated than Deep Khaki Drill.

Can I use Brown (JGSDF) instead of Deep Khaki Drill?

Usually, if you are not matching paint already on the model. Close match (ΔE 10). Brown (JGSDF) is a little darker, more saturated than Deep Khaki Drill.

Can I use Deep Khaki Drill instead of Brown (JGSDF)?

The same difference applies the other way round: Deep Khaki Drill is a little lighter, more muted.

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.