Bright Green vs Leviathan Light

How close are they?

ΔE 10.5, fair: the same colour family, but not a straight swap. Leviathan Light is a little darker, cooler than Bright Green.

Can I use Leviathan Light instead of Bright Green?

Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Leviathan Light is a little darker, cooler than Bright Green.

Can I use Bright Green instead of Leviathan Light?

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