// His glaucous [ˈɡlɔkəs] eyes grew wide with curiosity.

// The tree's glaucous [ˈɡlɔkəs] leaves help prevent sun damage.

https://www.colorxs.com/color/glaucous

glaucous
adj [ˈɡlɔkəs]

Glaucous as a color word can describe things of two rather different shades: a light bluish-gray or bluish-white color, or a pale yellow-green. It can also mean "having a powdery or waxy coating that gives a frosted appearance and tends to rub off."

Glaucous came to English—by way of the Latin adjective glaucus—from the Greek glaukos, meaning "gleaming" or "gray." ...

English