The hex color #3c3d2d is a dark color. The web-safe version is Hex
#333333. A complementary color is
#C3C2D2. The grayscale version is
#373737. A 20% lighter version of the original color is
#6F7060, and Hex
#090A00 is the 20% darker color. If the color is saturated by 10%, you get
#3C3E2C. If the color is desaturated by 10%, the color
#3C3C2E is obtained.