The hex color #2d0a1a is a dark color. The web-safe version is Hex
#330033. A complementary color is
#D2F5E5. The grayscale version is
#1B1B1B. A 20% lighter version of the original color is
#603D4D, and Hex
#000000 is the 20% darker color. If the color is saturated by 10%, you get
#2F081A. If the color is desaturated by 10%, the color
#2B0C1A is obtained.