ΔE 13.0, fair: the same colour family, but not a straight swap. Sand Yellow is a little darker, more saturated, cooler than Shiny Skintone.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). Sand Yellow is a little darker, more saturated, cooler than Shiny Skintone.
The same difference applies the other way round: Shiny Skintone is a little lighter, 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 Shiny Skintone on the colour wheel See Sand Yellow on the colour wheel
All matches: Shiny Skintone equivalents · Sand Yellow equivalents