ΔE 14.5, fair: the same colour family, but not a straight swap. Pecatum Flesh is noticeably lighter, more saturated than Reikland Fleshshade.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 14). Pecatum Flesh is noticeably lighter, more saturated than Reikland Fleshshade.
The same difference applies the other way round: Reikland Fleshshade is noticeably darker, 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 Reikland Fleshshade on the colour wheel See Pecatum Flesh on the colour wheel
All matches: Reikland Fleshshade equivalents · Pecatum Flesh equivalents