ΔE 11.6, fair: the same colour family, but not a straight swap. Green Brown is a little lighter, cooler than Khemri Sands.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 12). Green Brown is a little lighter, cooler than Khemri Sands.
The same difference applies the other way round: Khemri Sands is a little darker, 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 Khemri Sands on the colour wheel See Green Brown on the colour wheel
All matches: Khemri Sands equivalents · Green Brown equivalents