Tan Yellow vs T'au Light Ochre

How close are they?

ΔE 7.8, close: similar, with a visible difference side by side. T'au Light Ochre is a little darker, more saturated than Tan Yellow.

Can I use T'au Light Ochre instead of Tan Yellow?

Usually, if you are not matching paint already on the model. Close match (ΔE 8). T'au Light Ochre is a little darker, more saturated than Tan Yellow.

Can I use Tan Yellow instead of T'au Light Ochre?

The same difference applies the other way round: Tan Yellow is a little lighter, 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.