The hex color #c8399e is a dark color. The web-safe version is Hex
#CC3399. A complementary color is
#37C661. The grayscale version is
#8A8A8A. A 20% lighter version of the original color is
#FB6CD1, and Hex
#95066B is the 20% darker color. If the color is saturated by 10%, you get
#CE31A0. If the color is desaturated by 10%, the color
#C2419C is obtained.