ΔE 15.0, fair: the same colour family, but not a straight swap. Deathclaw Brown is noticeably darker, more muted than Flesh.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 15). Deathclaw Brown is noticeably darker, more muted than Flesh.
The same difference applies the other way round: Flesh is noticeably lighter, 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 Flesh on the colour wheel See Deathclaw Brown on the colour wheel
All matches: Flesh equivalents · Deathclaw Brown equivalents