The hex color #b3f54c is a light color. The web-safe version is Hex
#CCFF33. A complementary color is
#4C0AB3. The grayscale version is
#A7A7A7. A 20% lighter version of the original color is
#E6FF7F, and Hex
#80C219 is the 20% darker color. If the color is saturated by 10%, you get
#B4FD43. If the color is desaturated by 10%, the color
#B2ED55 is obtained.