ΔE 8.6, close: similar, with a visible difference side by side. JASDF Deep Ocean Blue is warmer than Navy Blue.
Usually, if you are not matching paint already on the model. Close match (ΔE 9). JASDF Deep Ocean Blue is warmer than Navy Blue.
The same difference applies the other way round: Navy Blue is cooler.
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 Navy Blue on the colour wheel See JASDF Deep Ocean Blue on the colour wheel
All matches: Navy Blue equivalents · JASDF Deep Ocean Blue equivalents