The hex color #99611c is a dark color. The web-safe version is Hex
#996633. A complementary color is
#669EE3. The grayscale version is
#5D5D5D. A 20% lighter version of the original color is
#CC944F, and Hex
#662E00 is the 20% darker color. If the color is saturated by 10%, you get
#9F6116. If the color is desaturated by 10%, the color
#936122 is obtained.