The hex color #3d0c3d is a dark color. The web-safe version is Hex
#330033. A complementary color is
#C2F3C2. The grayscale version is
#2D2D2D. A 20% lighter version of the original color is
#703F70, and Hex
#0A000A is the 20% darker color. If the color is saturated by 10%, you get
#3F093F. If the color is desaturated by 10%, the color
#3B0F3B is obtained.