Color #646564 has an RGB value of (100, 101, 100). That makes it approximately 39% red, 40% green, and 39% blue. On the CYMK color model #646564 is 1 cyan, 1 yellow, 0 magenta, and 60 black. It is also 120° hue, 0% saturation, and 39% lightness on the HSL color model and 120° hue, 1% saturation, and 40% value on the HSV color model. #646564 is not a Pantone color, but it is close to Pantone color 424. #646564 is not a DIC color, but it is close to DIC 514s. #646564 is not a web safe color, but it is close to #666666.