#00027e hex color In a RGB color space, hex #00027e is composed of 0% red, 0.8% green and 49.4% blue. Whereas in a CMYK color space, it is composed of 100% cyan, 98.4% magenta, 0% yellow and 50.6% black. It has a hue angle of 239 degrees, a saturation of 100% and a lightness of 24.7%. #00027e color hex could be obtained by blending #0004fc with #000000.