ΔE 13.7, fair: the same colour family, but not a straight swap. Chalice Red is more saturated, warmer than Nocturne Skin.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 14). Chalice Red is more saturated, warmer than Nocturne Skin.
The same difference applies the other way round: Nocturne Skin is more muted, 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 Nocturne Skin on the colour wheel See Chalice Red on the colour wheel
All matches: Nocturne Skin equivalents · Chalice Red equivalents