The hex color #3c3b3c is a dark color. The web-safe version is Hex
#333333. A complementary color is
#C3C4C3. The grayscale version is
#3C3C3C. A 20% lighter version of the original color is
#6F6E6F, and Hex
#090809 is the 20% darker color. If the color is saturated by 10%, you get
#3C3B3C. If the color is desaturated by 10%, the color
#3C3B3C is obtained.