Basically anything from ice cream green - Tiffany blue and anything in between but Aqua/turquoise is a safe bet for a color. Any shade bright or light.there will be something similar and blend able for either gender.
Romanov jewellery: this is a 136 carat emerald "The Green Queen". Decorated by diamonds. It belonged to Nikolai of Russia and later in to GD Alexandra Iosifovna, wife of Nikolay II relative. Today is kept in the Diamond Fund, Moscow Kremlin.
Veronica Mid Century Chartreuse (Green) Queen Headboard