The hex color #b1004c is a dark color. The web-safe version is Hex
#990033. A complementary color is
#4EFFB3. The grayscale version is
#545454. A 20% lighter version of the original color is
#E4337F, and Hex
#7E0019 is the 20% darker color. If the color is saturated by 10%, you get
#BA004B. If the color is desaturated by 10%, the color
#A8084D is obtained.