ΔE 11.1, fair: the same colour family, but not a straight swap. T'au Light Ochre is more muted, cooler than Golden Sand.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). T'au Light Ochre is more muted, cooler than Golden Sand.
The same difference applies the other way round: Golden Sand is more saturated, 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 Golden Sand on the colour wheel See T'au Light Ochre on the colour wheel
All matches: Golden Sand equivalents · T'au Light Ochre equivalents