ΔE 13.4, fair: the same colour family, but not a straight swap. Basic Skin Tone is noticeably darker, more saturated than Pastel Pink.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). Basic Skin Tone is noticeably darker, more saturated than Pastel Pink.
The same difference applies the other way round: Pastel Pink is noticeably 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 Pastel Pink on the colour wheel See Basic Skin Tone on the colour wheel
All matches: Pastel Pink equivalents · Basic Skin Tone equivalents