ΔE 14.9, fair: the same colour family, but not a straight swap. Hexed Violet is noticeably lighter, more saturated than Bright Violet.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 15). Hexed Violet is noticeably lighter, more saturated than Bright Violet.
The same difference applies the other way round: Bright Violet is noticeably darker, more muted.
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 Bright Violet on the colour wheel See Hexed Violet on the colour wheel
All matches: Bright Violet equivalents · Hexed Violet equivalents