ΔE 10.1, fair: the same colour family, but not a straight swap. Pallid Wych Flesh is a little lighter, cooler than Gargoyle Grey.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 10). Pallid Wych Flesh is a little lighter, cooler than Gargoyle Grey.
The same difference applies the other way round: Gargoyle Grey is a little darker, 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 Gargoyle Grey on the colour wheel See Pallid Wych Flesh on the colour wheel
All matches: Gargoyle Grey equivalents · Pallid Wych Flesh equivalents