ΔE 20.1, loose: different enough that you should pick on purpose. Dechala Lilac is more saturated, cooler than Toxic Boils.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 20). Dechala Lilac is more saturated, cooler than Toxic Boils.
The same difference applies the other way round: Toxic Boils is more muted, 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 Toxic Boils on the colour wheel See Dechala Lilac on the colour wheel
All matches: Toxic Boils equivalents · Dechala Lilac equivalents