ΔE 10.4, fair: the same colour family, but not a straight swap. Blue Gray FS35189 is a little lighter, more saturated than Uniform Grey.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 10). Blue Gray FS35189 is a little lighter, more saturated than Uniform Grey.
The same difference applies the other way round: Uniform Grey 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 Uniform Grey on the colour wheel See Blue Gray FS35189 on the colour wheel
All matches: Uniform Grey equivalents · Blue Gray FS35189 equivalents