The hex color #3d1e3d is a dark color. The web-safe version is Hex
#333333. A complementary color is
#C2E1C2. The grayscale version is
#333333. A 20% lighter version of the original color is
#705170, and Hex
#0A000A is the 20% darker color. If the color is saturated by 10%, you get
#3E1C3E. If the color is desaturated by 10%, the color
#3C203C is obtained.