ΔE 13.9, fair: the same colour family, but not a straight swap. Quicksand Brown is more saturated than Golfag Brown.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 14). Quicksand Brown is more saturated than Golfag Brown.
The same difference applies the other way round: Golfag Brown is 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 Golfag Brown on the colour wheel See Quicksand Brown on the colour wheel
All matches: Golfag Brown equivalents · Quicksand Brown equivalents