ΔE 21.2, loose: different enough that you should pick on purpose. Rosy Flesh is a little lighter, warmer than Yellow Sand.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 21). Rosy Flesh is a little lighter, warmer than Yellow Sand.
The same difference applies the other way round: Yellow Sand is a little darker, cooler.
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 Yellow Sand on the colour wheel See Rosy Flesh on the colour wheel
All matches: Yellow Sand equivalents · Rosy Flesh equivalents