Leviathan Light vs Ghost Green

How close are they?

ΔE 7.1, close: similar, with a visible difference side by side. Ghost Green is more saturated than Leviathan Light.

Can I use Ghost Green instead of Leviathan Light?

Usually, if you are not matching paint already on the model. Close match (ΔE 7). Ghost Green is more saturated than Leviathan Light.

Can I use Leviathan Light instead of Ghost Green?

The same difference applies the other way round: Leviathan Light 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.