ΔE 12.7, fair: the same colour family, but not a straight swap. UK BSC is more saturated, cooler than Vampire Fang.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). UK BSC is more saturated, cooler than Vampire Fang.
The same difference applies the other way round: Vampire Fang is more muted, warmer.
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 Vampire Fang on the colour wheel See UK BSC on the colour wheel
All matches: Vampire Fang equivalents · UK BSC equivalents