ΔE 9.1, close: similar, with a visible difference side by side. JASDF Deep Ocean Blue is a little lighter, more saturated than Corvus Black.
Usually, if you are not matching paint already on the model. Close match (ΔE 9). JASDF Deep Ocean Blue is a little lighter, more saturated than Corvus Black.
The same difference applies the other way round: Corvus Black 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.
See Corvus Black on the colour wheel See JASDF Deep Ocean Blue on the colour wheel
All matches: Corvus Black equivalents · JASDF Deep Ocean Blue equivalents