ΔE 13.2, fair: the same colour family, but not a straight swap. Desert Yellow is a little lighter, more saturated, cooler than Flayed One Flesh.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). Desert Yellow is a little lighter, more saturated, cooler than Flayed One Flesh.
The same difference applies the other way round: Flayed One Flesh is a little darker, 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 Flayed One Flesh on the colour wheel See Desert Yellow on the colour wheel
All matches: Flayed One Flesh equivalents · Desert Yellow equivalents