ΔE 12.7, fair: the same colour family, but not a straight swap. Mahogany Brown is more muted, warmer than Bruised Purple.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). Mahogany Brown is more muted, warmer than Bruised Purple.
The same difference applies the other way round: Bruised Purple is more saturated, cooler.
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 Bruised Purple on the colour wheel See Mahogany Brown on the colour wheel
All matches: Bruised Purple equivalents · Mahogany Brown equivalents