Hydra Turquoise vs Light Blue Green

How close are they?

ΔE 7.3, close: similar, with a visible difference side by side. Light Blue Green is a little lighter than Hydra Turquoise.

Can I use Light Blue Green instead of Hydra Turquoise?

Usually, if you are not matching paint already on the model. Close match (ΔE 7). Light Blue Green is a little lighter than Hydra Turquoise.

Can I use Hydra Turquoise instead of Light Blue Green?

The same difference applies the other way round: Hydra Turquoise is a little darker.

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.