Steel Legion Drab vs Brown 3606

How close are they?

ΔE 11.6, fair: the same colour family, but not a straight swap. Brown 3606 is noticeably darker, warmer than Steel Legion Drab.

Can I use Brown 3606 instead of Steel Legion Drab?

Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 12). Brown 3606 is noticeably darker, warmer than Steel Legion Drab.

Can I use Steel Legion Drab instead of Brown 3606?

The same difference applies the other way round: Steel Legion Drab is noticeably 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.