ΔE 13.3, fair: the same colour family, but not a straight swap. Sand Yellow is more saturated, cooler than Sahara Yellow.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). Sand Yellow is more saturated, cooler than Sahara Yellow.
The same difference applies the other way round: Sahara Yellow 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 Sahara Yellow on the colour wheel See Sand Yellow on the colour wheel
All matches: Sahara Yellow equivalents · Sand Yellow equivalents