The hex color #b9a51c is a light color. The web-safe version is Hex
#CC9933. A complementary color is
#465AE3. The grayscale version is
#7E7E7E. A 20% lighter version of the original color is
#ECD84F, and Hex
#867200 is the 20% darker color. If the color is saturated by 10%, you get
#BFA912. If the color is desaturated by 10%, the color
#B3A126 is obtained.