The hex color #99986c is a light color. The web-safe version is Hex
#999966. A complementary color is
#666793. The grayscale version is
#8A8A8A. A 20% lighter version of the original color is
#CCCB9F, and Hex
#666539 is the 20% darker color. If the color is saturated by 10%, you get
#9B9969. If the color is desaturated by 10%, the color
#97976F is obtained.