The hex color #463f40 is a dark color. The web-safe version is Hex
#333333. A complementary color is
#B9C0BF. The grayscale version is
#424242. A 20% lighter version of the original color is
#797273, and Hex
#130C0D is the 20% darker color. If the color is saturated by 10%, you get
#463F40. If the color is desaturated by 10%, the color
#463F40 is obtained.