ΔE 18.3, loose: different enough that you should pick on purpose. Bile Green is noticeably lighter, much more saturated than Plague Toad Venom.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 18). Bile Green is noticeably lighter, much more saturated than Plague Toad Venom.
The same difference applies the other way round: Plague Toad Venom is noticeably darker, much more muted.
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 Plague Toad Venom on the colour wheel See Bile Green on the colour wheel
All matches: Plague Toad Venom equivalents · Bile Green equivalents