The hex color #f9660f is a light color. The web-safe version is Hex
#FF6600. A complementary color is
#0699F0. The grayscale version is
#7A7A7A. A 20% lighter version of the original color is
#FF9942, and Hex
#C63300 is the 20% darker color. If the color is saturated by 10%, you get
#FF6404. If the color is desaturated by 10%, the color
#EC681A is obtained.