The hex color #6a3c1c is a dark color. The web-safe version is Hex
#663333. A complementary color is
#95C3E3. The grayscale version is
#414141. A 20% lighter version of the original color is
#9D6F4F, and Hex
#370900 is the 20% darker color. If the color is saturated by 10%, you get
#6E3C18. If the color is desaturated by 10%, the color
#663C20 is obtained.