ΔE 13.2, fair: the same colour family, but not a straight swap. Skeleton Brown is a little lighter, more muted, cooler than Dark Wood.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). Skeleton Brown is a little lighter, more muted, cooler than Dark Wood.
The same difference applies the other way round: Dark Wood is a little darker, more saturated, 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 Wood on the colour wheel See Skeleton Brown on the colour wheel
All matches: Dark Wood equivalents · Skeleton Brown equivalents