The hex color #2D3E2B is a dark color. The web-safe version is Hex
#333333. A complementary color is
#D2C1D4. The grayscale version is
#323232. A 20% lighter version of the original color is
#60715E, and Hex
#000B00 is the 20% darker color. If the color is saturated by 10%, you get
#2D3F2A. If the color is desaturated by 10%, the color
#2E3D2C is obtained.