ΔE 13.1, fair: the same colour family, but not a straight swap. RLM 83 Dark Green is a little darker, more muted, warmer than Stegadon Scale Green.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). RLM 83 Dark Green is a little darker, more muted, warmer than Stegadon Scale Green.
The same difference applies the other way round: Stegadon Scale Green is a little lighter, more saturated, 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 Stegadon Scale Green on the colour wheel See RLM 83 Dark Green on the colour wheel
All matches: Stegadon Scale Green equivalents · RLM 83 Dark Green equivalents