Reddish Flesh vs Barak-Nar Burgundy

How close are they?

ΔE 21.0, loose: different enough that you should pick on purpose. Barak-Nar Burgundy is noticeably darker, more saturated than Reddish Flesh.

Can I use Barak-Nar Burgundy instead of Reddish Flesh?

Not as a straight swap; see the closer alternatives below. Loose match (ΔE 21). Barak-Nar Burgundy is noticeably darker, more saturated than Reddish Flesh.

Can I use Reddish Flesh instead of Barak-Nar Burgundy?

The same difference applies the other way round: Reddish Flesh is noticeably 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.