peacock blue

a lustrous greenish blue, as of certain peacock feathers.

Origin of peacock blue

First recorded in 1880–85

In a madder-crimson Valery pot are Lent lilies—and the same in a peacock-blue fellow of a pinched and selfish shape.

Juliana Horatia Ewing And Her Books |Horatia K. F. Eden
Copper gives a peacock-blue which becomes green if the proportion of the copper oxide is increased.

Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 1 |Various
It was very pleasant to try on the peacock-blue riding hood that so became her.

The Passionate Elopement |Compton Mackenzie
In the distance, in a peacock-blue sky, the double gleam of the City Hall tower shines against the night.

Pipefuls |Christopher Morley

He had just lurched into Doggies own peacock-blue and ivory sitting-room when he was mournfully playing the piano.

The Rough Road |William John Locke

peacock blue