ΔE 8.5, close: similar, with a visible difference side by side. Burned Flesh is a little darker, cooler than Brown Rose.
Usually, if you are not matching paint already on the model. Close match (ΔE 9). Burned Flesh is a little darker, cooler than Brown Rose.
The same difference applies the other way round: Brown Rose 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 Brown Rose on the colour wheel See Burned Flesh on the colour wheel
All matches: Brown Rose equivalents · Burned Flesh equivalents