The hex color #3D4C2B is a dark color. The web-safe version is Hex
#333333. A complementary color is
#C2B3D4. The grayscale version is
#3C3C3C. A 20% lighter version of the original color is
#707F5E, and Hex
#0A1900 is the 20% darker color. If the color is saturated by 10%, you get
#3D4E29. If the color is desaturated by 10%, the color
#3D4A2D is obtained.