The hex color #2f291c is a dark color. The web-safe version is Hex
#333333. A complementary color is
#D0D6E3. The grayscale version is
#272727. A 20% lighter version of the original color is
#625C4F, and Hex
#000000 is the 20% darker color. If the color is saturated by 10%, you get
#30291B. If the color is desaturated by 10%, the color
#2E291D is obtained.