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

"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

Both are cushion stars—a group of slightly plump sea stars—and both are colored light green with hints of slate blue.

From Scientific American • Aug. 10, 2012

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