ΔE 11.0, fair: the same colour family, but not a straight swap. Ryn Flesh is more saturated than Wrack White.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Ryn Flesh is more saturated than Wrack White.
The same difference applies the other way round: Wrack White is more muted.
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 Wrack White on the colour wheel See Ryn Flesh on the colour wheel
All matches: Wrack White equivalents · Ryn Flesh equivalents