Lupercal Green vs Serpent Shadow

How close are they?

ΔE 10.5, fair: the same colour family, but not a straight swap. Serpent Shadow is a little darker, cooler than Lupercal Green.

Can I use Serpent Shadow instead of Lupercal Green?

Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 10). Serpent Shadow is a little darker, cooler than Lupercal Green.

Can I use Lupercal Green instead of Serpent Shadow?

The same difference applies the other way round: Lupercal Green is a little lighter, 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.