ΔE 26.8, loose: different enough that you should pick on purpose. Warlord Purple is a little darker, much more muted, cooler than Fuchsia Skin.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 27). Warlord Purple is a little darker, much more muted, cooler than Fuchsia Skin.
The same difference applies the other way round: Fuchsia Skin is a little lighter, 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.
See Fuchsia Skin on the colour wheel See Warlord Purple on the colour wheel
All matches: Fuchsia Skin equivalents · Warlord Purple equivalents