The hex color #3d3c1c is a dark color. The web-safe version is Hex
#333333. A complementary color is
#C2C3E3. The grayscale version is
#323232. A 20% lighter version of the original color is
#706F4F, and Hex
#0A0900 is the 20% darker color. If the color is saturated by 10%, you get
#3E3D1A. If the color is desaturated by 10%, the color
#3C3B1E is obtained.