ΔE 9.3, close: similar, with a visible difference side by side. Intermediate Blue is cooler than Oxford Blue.
Usually, if you are not matching paint already on the model. Close match (ΔE 9). Intermediate Blue is cooler than Oxford Blue.
The same difference applies the other way round: Oxford Blue is 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.
See Oxford Blue on the colour wheel See Intermediate Blue on the colour wheel
All matches: Oxford Blue equivalents · Intermediate Blue equivalents