The hex color #4c3b1e is a dark color. The web-safe version is Hex
#333333. A complementary color is
#B3C4E1. The grayscale version is
#373737. A 20% lighter version of the original color is
#7F6E51, and Hex
#190800 is the 20% darker color. If the color is saturated by 10%, you get
#4E3B1C. If the color is desaturated by 10%, the color
#4A3B21 is obtained.