ΔE 11.2, fair: the same colour family, but not a straight swap. Uniform Grey is a little darker, cooler than Putrid Flesh.
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 darker, cooler than Putrid Flesh.
The same difference applies the other way round: Putrid Flesh is a little lighter, 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 Putrid Flesh on the colour wheel See Uniform Grey on the colour wheel
All matches: Putrid Flesh equivalents · Uniform Grey equivalents