Dark Green Brown vs Plague Green

How close are they?

ΔE 10.0, fair: the same colour family, but not a straight swap. Plague Green is a little lighter, cooler than Dark Green Brown.

Can I use Plague Green instead of Dark Green Brown?

Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 10). Plague Green is a little lighter, cooler than Dark Green Brown.

Can I use Dark Green Brown instead of Plague Green?

The same difference applies the other way round: Dark Green Brown is a little darker, warmer.

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.