Cobalt Blue, six-digit

Quick answer：

Cobalt Blue is a deep, vivid blue pigment, often represented by a six-digit color code in digital design. The six-digit code refers to a hexadecimal color code used in web development and graphic design, which consists of three pairs of hexadecimal digits representing the red, green, and blue color components. For example, #001960 is a common six-digit code for Cobalt Blue.