Lupercal Green vs Arphen Jade

How close are they?

ΔE 10.9, fair: the same colour family, but not a straight swap. Arphen Jade is a little lighter, cooler than Lupercal Green.

Can I use Arphen Jade instead of Lupercal Green?

Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Arphen Jade is a little lighter, cooler than Lupercal Green.

Can I use Lupercal Green instead of Arphen Jade?

The same difference applies the other way round: Lupercal Green 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.