The hex color #b4408c is a dark color. The web-safe version is Hex
#CC3399. A complementary color is
#4BBF73. The grayscale version is
#808080. A 20% lighter version of the original color is
#E773BF, and Hex
#810D59 is the 20% darker color. If the color is saturated by 10%, you get
#B93A8D. If the color is desaturated by 10%, the color
#AF468B is obtained.