ΔE 9.2, close: similar, with a visible difference side by side. Goblin Green is a little darker than Spring Green.
Usually, if you are not matching paint already on the model. Close match (ΔE 9). Goblin Green is a little darker than Spring Green.
The same difference applies the other way round: Spring Green is a little lighter.
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 Spring Green on the colour wheel See Goblin Green on the colour wheel
All matches: Spring Green equivalents · Goblin Green equivalents