The hex color #3a3d2b is a dark color. The web-safe version is Hex
#333333. A complementary color is
#C5C2D4. The grayscale version is
#363636. A 20% lighter version of the original color is
#6D705E, and Hex
#070A00 is the 20% darker color. If the color is saturated by 10%, you get
#3A3E2A. If the color is desaturated by 10%, the color
#3A3C2C is obtained.