slate blue

American  

noun

1. a moderate to dark grayish blue.

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Other Word Forms

• slate-blue adjective

Etymology

Origin of slate blue

First recorded in 1790–1800

Example Sentences

From their desks, nearly 30 stories off the ground, they watched as the sky transformed from hazy, slate blue in the morning to dirty, dishwater gray at noon.

From New York Times • Jun. 29, 2023

"I heard an unfamiliar rattling croaky call and watched a slate blue and white bird flying upstream towards me," he continued.

From BBC • Jan. 5, 2022

The four polishes in the Kwame line, Onwuachi says, represent different aspects of his personality — there’s a slate blue, burgundy, a matte topcoat and his usual black, which he named “Chef’s Kiss.”

From Washington Post • Jun. 18, 2021

A little blob of color in the Puch’s side mirror grew rapidly larger, becoming a massive slate blue semi overtaking her at a computer-controlled 60 mph.

From Slate • May 29, 2021

A nurse offers to fold up the sari but, exasperated by the six slippery yards, ends up stuffing the material into Ashima’s slate blue suitcase.

From "The Namesake" by Jhumpa Lahiri