ΔE 15.9, loose: different enough that you should pick on purpose. UK Light Stone is noticeably darker, more muted, cooler than Warrior Skin.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 16). UK Light Stone is noticeably darker, more muted, cooler than Warrior Skin.
The same difference applies the other way round: Warrior Skin is noticeably lighter, 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 Warrior Skin on the colour wheel See UK Light Stone on the colour wheel
All matches: Warrior Skin equivalents · UK Light Stone equivalents