Militia Green vs Dark Green Kawanishi

How close are they?

ΔE 9.2, close: similar, with a visible difference side by side. Dark Green Kawanishi is a little lighter, more saturated, cooler than Militia Green.

Can I use Dark Green Kawanishi instead of Militia Green?

Usually, if you are not matching paint already on the model. Close match (ΔE 9). Dark Green Kawanishi is a little lighter, more saturated, cooler than Militia Green.

Can I use Militia Green instead of Dark Green Kawanishi?

The same difference applies the other way round: Militia Green is a little darker, more muted, 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.