Hexos Palesun vs Sickly Skin

How close are they?

ΔE 16.2, loose: different enough that you should pick on purpose. Sickly Skin is much more muted, cooler than Hexos Palesun.

Can I use Sickly Skin instead of Hexos Palesun?

Not as a straight swap; see the closer alternatives below. Loose match (ΔE 16). Sickly Skin is much more muted, cooler than Hexos Palesun.

Can I use Hexos Palesun instead of Sickly Skin?

The same difference applies the other way round: Hexos Palesun is much 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.