Elemental Bolt vs Viridian Green

How close are they?

ΔE 7.4, close: similar, with a visible difference side by side. Viridian Green is more muted, cooler than Elemental Bolt.

Can I use Viridian Green instead of Elemental Bolt?

Usually, if you are not matching paint already on the model. Close match (ΔE 7). Viridian Green is more muted, cooler than Elemental Bolt.

Can I use Elemental Bolt instead of Viridian Green?

The same difference applies the other way round: Elemental Bolt is more saturated, warmer.

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.