Nightfall has a hex value of #4b4e4e which gives it an RGB value of (75, 78, 78). That makes it approximately 29% red, 31% green, and 31% blue. On the CYMK color model Nightfall is 4 cyan, 0 yellow, 0 magenta, and 69 black. It is also 180° hue, 2% saturation, and 30% lightness on the HSL color model and 180° hue, 4% saturation, and 31% value on the HSV color model. Nightfall is not a Pantone color, but it is close to Pantone color Cool Gray 10. Nightfall is not a DIC color, but it is close to DIC 2369s*. Nightfall is not a web safe color, but it is close to #336666.