Dragonfly blue

Quick answer：

Dragonfly blue refers to the color exhibited by many species of dragonflies, which can vary from a light blue to a deep, vibrant blue. This color is often associated with the insects' wings and is believed to be a form of camouflage or a method of attracting mates. In the context of art and design, dragonfly blue is sometimes used to evoke a sense of calm and clarity.