ΔE 5.8, very close: most people won’t see a difference side by side. Basic Skin Tone is a little darker, more saturated than Fair Skin.
Yes, for most jobs. Very close match (ΔE 6). Basic Skin Tone is a little darker, more saturated than Fair Skin.
The same difference applies the other way round: Fair 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 Fair Skin on the colour wheel See Basic Skin Tone on the colour wheel
All matches: Fair Skin equivalents · Basic Skin Tone equivalents