ΔE 10.9, fair: the same colour family, but not a straight swap. Park Green Flat is a little lighter, warmer than Scaly Green.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Park Green Flat is a little lighter, warmer than Scaly Green.
The same difference applies the other way round: Scaly Green is a little darker, 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 Scaly Green on the colour wheel See Park Green Flat on the colour wheel
All matches: Scaly Green equivalents · Park Green Flat equivalents