The hex color #3d005c is a dark color. The web-safe version is Hex
#330066. A complementary color is
#C2FFA3. The grayscale version is
#333333. A 20% lighter version of the original color is
#70338F, and Hex
#0A0029 is the 20% darker color. If the color is saturated by 10%, you get
#3E0060. If the color is desaturated by 10%, the color
#3C0558 is obtained.