The hex color #c0aa3e is a light color. The web-safe version is Hex
#CC9933. A complementary color is
#3F55C1. The grayscale version is
#8D8D8D. A 20% lighter version of the original color is
#F3DD71, and Hex
#8D770B is the 20% darker color. If the color is saturated by 10%, you get
#C5AD36. If the color is desaturated by 10%, the color
#BBA746 is obtained.