ΔE 10.6, fair: the same colour family, but not a straight swap. Emerald Green is a little darker, more saturated, warmer than Evergreen Fog.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Emerald Green is a little darker, more saturated, warmer than Evergreen Fog.
The same difference applies the other way round: Evergreen Fog is a little lighter, more muted, cooler.
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.
See Evergreen Fog on the colour wheel See Emerald Green on the colour wheel
All matches: Evergreen Fog equivalents · Emerald Green equivalents