ΔE 14.1, fair: the same colour family, but not a straight swap. Forest Green is a little darker, warmer than Elixir Green.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 14). Forest Green is a little darker, warmer than Elixir Green.
The same difference applies the other way round: Elixir Green is a little lighter, 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 Elixir Green on the colour wheel See Forest Green on the colour wheel
All matches: Elixir Green equivalents · Forest Green equivalents