ΔE 11.0, fair: the same colour family, but not a straight swap. Uniform Grey is a little lighter, more muted, cooler than Oxford Blue.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Uniform Grey is a little lighter, more muted, cooler than Oxford Blue.
The same difference applies the other way round: Oxford Blue is a little darker, more saturated, 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 Uniform Grey on the colour wheel
All matches: Oxford Blue equivalents · Uniform Grey equivalents