ΔE 14.9, fair: the same colour family, but not a straight swap. Pallid Wych Flesh is much more muted, warmer than Forest Faun.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 15). Pallid Wych Flesh is much more muted, warmer than Forest Faun.
The same difference applies the other way round: Forest Faun is much more saturated, 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 Forest Faun on the colour wheel See Pallid Wych Flesh on the colour wheel
All matches: Forest Faun equivalents · Pallid Wych Flesh equivalents