ΔE 26.9, loose: different enough that you should pick on purpose. Skin Tone is much more saturated, warmer than Hammerfall Khaki.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 27). Skin Tone is much more saturated, warmer than Hammerfall Khaki.
The same difference applies the other way round: Hammerfall Khaki is 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 Hammerfall Khaki on the colour wheel See Skin Tone on the colour wheel
All matches: Hammerfall Khaki equivalents · Skin Tone equivalents