The hex color #65400c is a dark color. The web-safe version is Hex
#663300. A complementary color is
#9ABFF3. The grayscale version is
#3B3B3B. A 20% lighter version of the original color is
#98733F, and Hex
#320D00 is the 20% darker color. If the color is saturated by 10%, you get
#694107. If the color is desaturated by 10%, the color
#614011 is obtained.