Pantone 521 has a hex value of #ba87ff which gives it an RGB value of (186, 135, 255). That makes it approximately 73% red, 53% green, and 100% blue. On the CYMK color model Pantone 521 is 27 cyan, 0 yellow, 47 magenta, and 0 black. It is also 266° hue, 100% saturation, and 76% lightness on the HSL color model and 266° hue, 47% saturation, and 100% value on the HSV color model. Pantone 521 is a Pantone color with the name 521. Pantone 521 is not a DIC color, but it is close to DIC 106s*. Pantone 521 is not a web safe color, but it is close to #cc99ff.