Clear Blue vs Gothic Blue

How close are they?

ΔE 9.4, close: similar, with a visible difference side by side. Gothic Blue is a little lighter, more saturated than Clear Blue.

Can I use Gothic Blue instead of Clear Blue?

Usually, if you are not matching paint already on the model. Close match (ΔE 9). Gothic Blue is a little lighter, more saturated than Clear Blue.

Can I use Clear Blue instead of Gothic Blue?

The same difference applies the other way round: Clear Blue is a little darker, 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.