The hex color #bbff32 is a light color. The web-safe version is Hex
#CCFF33. A complementary color is
#4400CD. The grayscale version is
#A4A4A4. A 20% lighter version of the original color is
#EEFF65, and Hex
#88CC00 is the 20% darker color. If the color is saturated by 10%, you get
#BDFF27. If the color is desaturated by 10%, the color
#B9F63D is obtained.