The hex color #b9eb1f is a light color. The web-safe version is Hex
#CCFF33. A complementary color is
#4614E0. The grayscale version is
#969696. A 20% lighter version of the original color is
#ECFF52, and Hex
#86B800 is the 20% darker color. If the color is saturated by 10%, you get
#BCF313. If the color is desaturated by 10%, the color
#B6E32B is obtained.