Sotek Green vs Morning Sky

How close are they?

ΔE 7.6, close: similar, with a visible difference side by side. Morning Sky is more muted, cooler than Sotek Green.

Can I use Morning Sky instead of Sotek Green?

Usually, if you are not matching paint already on the model. Close match (ΔE 8). Morning Sky is more muted, cooler than Sotek Green.

Can I use Sotek Green instead of Morning Sky?

The same difference applies the other way round: Sotek Green 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.