ΔE 14.3, fair: the same colour family, but not a straight swap. Death Korps Drab is noticeably lighter, more saturated, cooler than Dark Soviet Khaki.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 14). Death Korps Drab is noticeably lighter, more saturated, cooler than Dark Soviet Khaki.
The same difference applies the other way round: Dark Soviet Khaki is noticeably darker, more muted, warmer.
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 Dark Soviet Khaki on the colour wheel See Death Korps Drab on the colour wheel
All matches: Dark Soviet Khaki equivalents · Death Korps Drab equivalents