Emerald Forest vs Yellow Green

How close are they?

ΔE 10.8, fair: the same colour family, but not a straight swap. Yellow Green is a little darker, more muted, cooler than Emerald Forest.

Can I use Yellow Green instead of Emerald Forest?

Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Yellow Green is a little darker, more muted, cooler than Emerald Forest.

Can I use Emerald Forest instead of Yellow Green?

The same difference applies the other way round: Emerald Forest is a little lighter, 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.