Dark Green (FS34102) vs Caliban Green

How close are they?

ΔE 14.2, fair: the same colour family, but not a straight swap. Caliban Green is a little lighter, more saturated, cooler than Dark Green (FS34102).

Can I use Caliban Green instead of Dark Green (FS34102)?

Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 14). Caliban Green is a little lighter, more saturated, cooler than Dark Green (FS34102).

Can I use Dark Green (FS34102) instead of Caliban Green?

The same difference applies the other way round: Dark Green (FS34102) 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.