The hex color #3d4f29 is a dark color. The web-safe version is Hex
#336633. A complementary color is
#C2B0D6. The grayscale version is
#3C3C3C. A 20% lighter version of the original color is
#70825C, and Hex
#0A1C00 is the 20% darker color. If the color is saturated by 10%, you get
#3D5127. If the color is desaturated by 10%, the color
#3D4D2B is obtained.