Ultramarine has a hex value of #4000ff which gives it an RGB value of (64, 0, 255). That makes it approximately 25% red, 0% green, and 100% blue. On the CYMK color model Ultramarine is 75 cyan, 0 yellow, 100 magenta, and 0 black. It is also 255° hue, 100% saturation, and 50% lightness on the HSL color model and 255° hue, 100% saturation, and 100% value on the HSV color model. Ultramarine is not a Pantone color, but it is close to Pantone color 527. Ultramarine is not a DIC color, but it is close to DIC 185s*. Ultramarine is not a web safe color, but it is close to #3300ff.