The hex color #3e2e2d is a dark color. The web-safe version is Hex
#333333. A complementary color is
#C1D1D2. The grayscale version is
#333333. A 20% lighter version of the original color is
#716160, and Hex
#0B0000 is the 20% darker color. If the color is saturated by 10%, you get
#3F2E2C. If the color is desaturated by 10%, the color
#3D2F2E is obtained.