Ogre Green vs Commando Green

How close are they?

ΔE 6.5, close: similar, with a visible difference side by side. Commando Green is more muted, warmer than Ogre Green.

Can I use Commando Green instead of Ogre Green?

Usually, if you are not matching paint already on the model. Close match (ΔE 6). Commando Green is more muted, warmer than Ogre Green.

Can I use Ogre Green instead of Commando Green?

The same difference applies the other way round: Ogre Green is 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.