Cerulean (adjective)

A deep blue color, like that of a clear blue sky.

Origin:

The word cerulean is derived from the latin word caeruleus, which means dark blue, sky blue or blue-green color, referring to a deep blue color.

Examples:

1. The cerulean sky was a beautiful sight.
2. The dress was a cerulean color that brought out the color of her eyes.
3. The cerulean waters of the Mediterranean were crystal clear.
4. Cerulean is a very common pigmentation in birds.
5. The artist's use of cerulean in the painting brought a sense of calmness and serenity.