ΔE 7.0, close: similar, with a visible difference side by side. Continental Blue is a little darker, more saturated than Art Black.
Usually, if you are not matching paint already on the model. Close match (ΔE 7). Continental Blue is a little darker, more saturated than Art Black.
The same difference applies the other way round: Art Black is a little lighter, 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.
See Art Black on the colour wheel See Continental Blue on the colour wheel
All matches: Art Black equivalents · Continental Blue equivalents