ΔE 23.9, loose: different enough that you should pick on purpose. Dark Flesh is noticeably darker, much more saturated, warmer than Warrior Skin.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 24). Dark Flesh is noticeably darker, much more saturated, warmer than Warrior Skin.
The same difference applies the other way round: Warrior Skin is noticeably lighter, much 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 Warrior Skin on the colour wheel See Dark Flesh on the colour wheel
All matches: Warrior Skin equivalents · Dark Flesh equivalents