ΔE 9.5, close: similar, with a visible difference side by side. Olive Green RLM80 is more saturated than Dark Warm Grey.
Usually, if you are not matching paint already on the model. Close match (ΔE 9). Olive Green RLM80 is more saturated than Dark Warm Grey.
The same difference applies the other way round: Dark Warm Grey is 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 Dark Warm Grey on the colour wheel See Olive Green RLM80 on the colour wheel
All matches: Dark Warm Grey equivalents · Olive Green RLM80 equivalents