ΔE 8.2, close: similar, with a visible difference side by side. Olive Green is a little lighter, more muted than Lizard Green.
Usually, if you are not matching paint already on the model. Close match (ΔE 8). Olive Green is a little lighter, more muted than Lizard Green.
The same difference applies the other way round: Lizard Green is a little darker, more saturated.
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 Lizard Green on the colour wheel See Olive Green on the colour wheel
All matches: Lizard Green equivalents · Olive Green equivalents