ΔE 22.4, loose: different enough that you should pick on purpose. Elixir Green is noticeably lighter, warmer than Talisman Teal.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 22). Elixir Green is noticeably lighter, warmer than Talisman Teal.
The same difference applies the other way round: Talisman Teal is noticeably darker, 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.
See Talisman Teal on the colour wheel See Elixir Green on the colour wheel
All matches: Talisman Teal equivalents · Elixir Green equivalents