The hex color #3c283c is a dark color. The web-safe version is Hex
#333333. A complementary color is
#C3D7C3. The grayscale version is
#353535. A 20% lighter version of the original color is
#6F5B6F, and Hex
#090009 is the 20% darker color. If the color is saturated by 10%, you get
#3D273D. If the color is desaturated by 10%, the color
#3B293B is obtained.