Mecha Dark Green vs IJN Deep Dark Green

How close are they?

ΔE 12.4, fair: the same colour family, but not a straight swap. IJN Deep Dark Green is a little lighter, more muted, cooler than Mecha Dark Green.

Can I use IJN Deep Dark Green instead of Mecha Dark Green?

Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 12). IJN Deep Dark Green is a little lighter, more muted, cooler than Mecha Dark Green.

Can I use Mecha Dark Green instead of IJN Deep Dark Green?

The same difference applies the other way round: Mecha Dark Green is a little darker, more saturated, 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.