Violet Skies vs Fulgrim Pink

How close are they?

ΔE 24.4, loose: different enough that you should pick on purpose. Fulgrim Pink is noticeably lighter, more muted, warmer than Violet Skies.

Can I use Fulgrim Pink instead of Violet Skies?

Not as a straight swap; see the closer alternatives below. Loose match (ΔE 24). Fulgrim Pink is noticeably lighter, more muted, warmer than Violet Skies.

Can I use Violet Skies instead of Fulgrim Pink?

The same difference applies the other way round: Violet Skies is noticeably darker, more saturated, 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.