ΔE 18.0, loose: different enough that you should pick on purpose. The White is noticeably lighter, more muted than Pallid Wych Flesh.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 18). The White is noticeably lighter, more muted than Pallid Wych Flesh.
The same difference applies the other way round: Pallid Wych Flesh is noticeably darker, more saturated.
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 Pallid Wych Flesh on the colour wheel See The White on the colour wheel
All matches: Pallid Wych Flesh equivalents · The White equivalents