ΔE 17.5, loose: different enough that you should pick on purpose. Ordic Olive is a little darker, more muted, warmer than Striking Scorpion Green. They are different kinds of paint: Citadel Striking Scorpion Green is a one-coat contrast-style paint and Formula P3 Ordic Olive is an opaque base/layer paint, so they won’t behave the same on the model even where the colour is close.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 18). Ordic Olive is a little darker, more muted, warmer than Striking Scorpion Green. They are different kinds of paint.
The same difference applies the other way round: Striking Scorpion 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 Striking Scorpion Green on the colour wheel See Ordic Olive on the colour wheel
All matches: Striking Scorpion Green equivalents · Ordic Olive equivalents