Webbing Green vs Wilted Green

How close are they?

ΔE 15.3, loose: different enough that you should pick on purpose. Wilted Green is more saturated, warmer than Webbing Green.

Can I use Wilted Green instead of Webbing Green?

Not as a straight swap; see the closer alternatives below. Loose match (ΔE 15). Wilted Green is more saturated, warmer than Webbing Green.

Can I use Webbing Green instead of Wilted Green?

The same difference applies the other way round: Webbing Green is more muted, 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.