ΔE 13.9, fair: the same colour family, but not a straight swap. Purple is a little darker, warmer than Hexed Violet.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 14). Purple is a little darker, warmer than Hexed Violet.
The same difference applies the other way round: Hexed Violet is a little lighter, 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 Hexed Violet on the colour wheel See Purple on the colour wheel
All matches: Hexed Violet equivalents · Purple equivalents