Cobalt

Cobalt is a blue color with the hex code #0047AB. In the RGB color model, it contains 0 red, 71 green, and 171 blue. Its HSL representation is 215° hue, 100% saturation, and 34% lightness.

For print design using CMYK, Cobalt translates to 100% cyan, 58% magenta, 0% yellow, and 33% key (black). The nearest Tailwind CSS class is approximately blue-800.