The hex color #b8ed1b is a light color. The web-safe version is Hex
#CCFF33. A complementary color is
#4712E4. The grayscale version is
#959595. A 20% lighter version of the original color is
#EBFF4E, and Hex
#85BA00 is the 20% darker color. If the color is saturated by 10%, you get
#BBF60F. If the color is desaturated by 10%, the color
#B5E427 is obtained.