The hex color #3e2b1c is a dark color. The web-safe version is Hex
#333333. A complementary color is
#C1D4E3. The grayscale version is
#2C2C2C. A 20% lighter version of the original color is
#715E4F, and Hex
#0B0000 is the 20% darker color. If the color is saturated by 10%, you get
#402B1A. If the color is desaturated by 10%, the color
#3C2B1E is obtained.