ΔE 12.4, fair: the same colour family, but not a straight swap. Dune Shadow is a little darker, cooler than Burnt Turf.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 12). Dune Shadow is a little darker, cooler than Burnt Turf.
The same difference applies the other way round: Burnt Turf is a little lighter, 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 Burnt Turf on the colour wheel See Dune Shadow on the colour wheel
All matches: Burnt Turf equivalents · Dune Shadow equivalents