ΔE 13.3, fair: the same colour family, but not a straight swap. Pale Violet Red is noticeably darker, more muted than Elder Flower.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). Pale Violet Red is noticeably darker, more muted than Elder Flower.
The same difference applies the other way round: Elder Flower is noticeably lighter, more saturated.
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 Elder Flower on the colour wheel See Pale Violet Red on the colour wheel
All matches: Elder Flower equivalents · Pale Violet Red equivalents