Color #515151 has an RGB value of (81, 81, 81). That makes it approximately 32% red, 32% green, and 32% blue. On the CYMK color model #515151 is 0 cyan, 0 yellow, 0 magenta, and 68 black. It is also 0° hue, 0% saturation, and 32% lightness on the HSL color model and 0° hue, 0% saturation, and 32% value on the HSV color model. #515151 is not a Pantone color, but it is close to Pantone color 431. #515151 is not a DIC color, but it is close to DIC 2368s. #515151 is not a web safe color, but it is close to #666666.