ΔE 30.6, loose: different enough that you should pick on purpose. Bile is noticeably darker, more muted, warmer than Fluorescent Green.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 31). Bile is noticeably darker, more muted, warmer than Fluorescent Green.
The same difference applies the other way round: Fluorescent Green is noticeably lighter, more saturated, 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 Fluorescent Green on the colour wheel See Bile on the colour wheel
All matches: Fluorescent Green equivalents · Bile equivalents