cascada it is a green theme vs code, cascada is inspired by the color palette of jungle landscapes. Places like the Amazon inspire the colors of this theme, so the main color is green, accompanied by dark, blue and yellow colors. cascada makes use of transparencies for menus, and a use of hover to highlight things.
Demos:
Cascada theme variants
The cascada theme has two variants with small changes between them, the original cascada and the cascada contrast. cascada contrast have some tokens with a lighter color.