ΔE 18.8, loose: different enough that you should pick on purpose. Amber Green is a little lighter, more muted, warmer than Glitter Green.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 19). Amber Green is a little lighter, more muted, warmer than Glitter Green.
The same difference applies the other way round: Glitter Green is a little darker, 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 Glitter Green on the colour wheel See Amber Green on the colour wheel
All matches: Glitter Green equivalents · Amber Green equivalents