ΔE 14.4, fair: the same colour family, but not a straight swap. Decadent Purple is a little darker, cooler than Wilted Rose.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 14). Decadent Purple is a little darker, cooler than Wilted Rose.
The same difference applies the other way round: Wilted 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 Wilted Rose on the colour wheel See Decadent Purple on the colour wheel
All matches: Wilted Rose equivalents · Decadent Purple equivalents