ΔE 24.8, loose: different enough that you should pick on purpose. Coelia Greenshade is noticeably lighter, more muted, cooler than Green Tone.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 25). Coelia Greenshade is noticeably lighter, more muted, cooler than Green Tone.
The same difference applies the other way round: Green Tone is noticeably darker, more saturated, 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 Green Tone on the colour wheel See Coelia Greenshade on the colour wheel
All matches: Green Tone equivalents · Coelia Greenshade equivalents