ΔE 10.5, fair: the same colour family, but not a straight swap. Camo Sand is a little darker, more saturated, cooler than Orange Tan.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Camo Sand is a little darker, more saturated, cooler than Orange Tan.
The same difference applies the other way round: Orange Tan is a little lighter, more muted, 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 Orange Tan on the colour wheel See Camo Sand on the colour wheel
All matches: Orange Tan equivalents · Camo Sand equivalents