ΔE 10.0, fair: the same colour family, but not a straight swap. Hammerfall Khaki is a little darker, more saturated than Screaming Skull.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 10). Hammerfall Khaki is a little darker, more saturated than Screaming Skull.
The same difference applies the other way round: Screaming Skull is a little lighter, 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 Screaming Skull on the colour wheel See Hammerfall Khaki on the colour wheel
All matches: Screaming Skull equivalents · Hammerfall Khaki equivalents