Wildling Flesh vs Ta'unar Ochre

How close are they?

ΔE 8.2, close: similar, with a visible difference side by side. Ta'unar Ochre is a little darker, warmer than Wildling Flesh.

Can I use Ta'unar Ochre instead of Wildling Flesh?

Usually, if you are not matching paint already on the model. Close match (ΔE 8). Ta'unar Ochre is a little darker, warmer than Wildling Flesh.

Can I use Wildling Flesh instead of Ta'unar Ochre?

The same difference applies the other way round: Wildling Flesh is a little lighter, cooler.

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.