ΔE 11.4, fair: the same colour family, but not a straight swap. Van Dyke Brown Hue is a little darker, more saturated than Dirt Spatter.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Van Dyke Brown Hue is a little darker, more saturated than Dirt Spatter.
The same difference applies the other way round: Dirt Spatter 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 Dirt Spatter on the colour wheel See Van Dyke Brown Hue on the colour wheel
All matches: Dirt Spatter equivalents · Van Dyke Brown Hue equivalents