ΔE 12.6, fair: the same colour family, but not a straight swap. Stegadon Scale Green is a little lighter, much more saturated than SLA Blue.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). Stegadon Scale Green is a little lighter, much more saturated than SLA Blue.
The same difference applies the other way round: SLA Blue is a little darker, much more muted.
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 SLA Blue on the colour wheel See Stegadon Scale Green on the colour wheel
All matches: SLA Blue equivalents · Stegadon Scale Green equivalents