Metallic Blue Green vs Beetle Green

How close are they?

ΔE 8.8, close: similar, with a visible difference side by side. Beetle Green is a little darker, warmer than Metallic Blue Green.

Can I use Beetle Green instead of Metallic Blue Green?

Usually, if you are not matching paint already on the model. Close match (ΔE 9). Beetle Green is a little darker, warmer than Metallic Blue Green.

Can I use Metallic Blue Green instead of Beetle Green?

The same difference applies the other way round: Metallic Blue Green is a little lighter, 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.