Cadian Fleshtone vs Tanned Highlight

How close are they?

ΔE 15.5, loose: different enough that you should pick on purpose. Tanned Highlight is a little lighter, much more muted than Cadian Fleshtone.

Can I use Tanned Highlight instead of Cadian Fleshtone?

Not as a straight swap; see the closer alternatives below. Loose match (ΔE 15). Tanned Highlight is a little lighter, much more muted than Cadian Fleshtone.

Can I use Cadian Fleshtone instead of Tanned Highlight?

The same difference applies the other way round: Cadian Fleshtone is a little darker, much more saturated.

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.