The hex color #a7643b is a dark color. The web-safe version is Hex
#996633. A complementary color is
#589BC4. The grayscale version is
#6D6D6D. A 20% lighter version of the original color is
#DA976E, and Hex
#743108 is the 20% darker color. If the color is saturated by 10%, you get
#AD6336. If the color is desaturated by 10%, the color
#A16540 is obtained.