The hex color #7a400c is a dark color. The web-safe version is Hex
#663300. A complementary color is
#85BFF3. The grayscale version is
#424242. A 20% lighter version of the original color is
#AD733F, and Hex
#470D00 is the 20% darker color. If the color is saturated by 10%, you get
#804007. If the color is desaturated by 10%, the color
#744011 is obtained.