The hex color #3b3c3c is a dark color. The web-safe version is Hex
#333333. A complementary color is
#C4C3C3. The grayscale version is
#3C3C3C. A 20% lighter version of the original color is
#6E6F6F, and Hex
#080909 is the 20% darker color. If the color is saturated by 10%, you get
#3B3C3C. If the color is desaturated by 10%, the color
#3B3C3C is obtained.