ΔE 16.2, loose: different enough that you should pick on purpose. Jenkins Green is more saturated, warmer than Waaagh! Flesh.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 16). Jenkins Green is more saturated, warmer than Waaagh! Flesh.
The same difference applies the other way round: Waaagh! Flesh is more muted, cooler.
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 Waaagh! Flesh on the colour wheel See Jenkins Green on the colour wheel
All matches: Waaagh! Flesh equivalents · Jenkins Green equivalents