deep sky blue
HSV: (195°, 100%, 100%)
RGB: rgb(0, 191, 255)
Deep sky blue is an azure-cyan color associated with deep sky blue.
This color is on the color wheel (RGB/HSV color wheel) halfway between azure and cyan.
The traditional name for this color is Capri.
The first use of Capri as a color name in English was in 1920.
The color Capri in general is named for the azure-cyan color of the Mediterranean Sea around the island of Capri off Italy, the site of several villas belonging to the Roman Emperor Tiberius, including his imperial residence in his later years, the Villa Jovis. Specifically, the color Capri is named after the color of the Blue Grotto on the island of Capri as it appears on a bright sunny day. Today the island of Capri is a resort island popular with tourists.
The name deep sky blue for this color did not come into use until the promulgation of the X11 color list in 1987.