ΔE 15.0, fair: the same colour family, but not a straight swap. Stegadon Scale Green is more saturated, cooler than Admiral Grey.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 15). Stegadon Scale Green is more saturated, cooler than Admiral Grey.
The same difference applies the other way round: Admiral Grey is more muted, 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.
See Admiral Grey on the colour wheel See Stegadon Scale Green on the colour wheel
All matches: Admiral Grey equivalents · Stegadon Scale Green equivalents