ΔE 8.3, close: similar, with a visible difference side by side. Scarlet Blood is a little darker, more saturated than Pink Skin.
Usually, if you are not matching paint already on the model. Close match (ΔE 8). Scarlet Blood is a little darker, more saturated than Pink Skin.
The same difference applies the other way round: Pink Skin is a little lighter, 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 Pink Skin on the colour wheel See Scarlet Blood on the colour wheel
All matches: Pink Skin equivalents · Scarlet Blood equivalents