The hex color #3a3d2f is a dark color. The web-safe version is Hex
#333333. A complementary color is
#C5C2D0. The grayscale version is
#373737. A 20% lighter version of the original color is
#6D7062, and Hex
#070A00 is the 20% darker color. If the color is saturated by 10%, you get
#3A3E2E. If the color is desaturated by 10%, the color
#3A3C30 is obtained.