ΔE 17.5, loose: different enough that you should pick on purpose. Elven Flesh is noticeably lighter, much more muted than Troll Claws.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 17). Elven Flesh is noticeably lighter, much more muted than Troll Claws.
The same difference applies the other way round: Troll Claws is noticeably darker, much more saturated.
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 Troll Claws on the colour wheel See Elven Flesh on the colour wheel
All matches: Troll Claws equivalents · Elven Flesh equivalents