ΔE 11.5, fair: the same colour family, but not a straight swap. Sand Brown is noticeably darker, cooler than Hunter's Quiver.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Sand Brown is noticeably darker, cooler than Hunter's Quiver.
The same difference applies the other way round: Hunter's Quiver is noticeably 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 Hunter's Quiver on the colour wheel See Sand Brown on the colour wheel
All matches: Hunter's Quiver equivalents · Sand Brown equivalents