ΔE 11.9, fair: the same colour family, but not a straight swap. Purple Hex is more muted, warmer than Violet Red.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 12). Purple Hex is more muted, warmer than Violet Red.
The same difference applies the other way round: Violet Red 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 Violet Red on the colour wheel See Purple Hex on the colour wheel
All matches: Violet Red equivalents · Purple Hex equivalents