The hex color #b1fb4c is a light color. The web-safe version is Hex
#99FF33. A complementary color is
#4E04B3. The grayscale version is
#A8A8A8. A 20% lighter version of the original color is
#E4FF7F, and Hex
#7EC819 is the 20% darker color. If the color is saturated by 10%, you get
#B2FF43. If the color is desaturated by 10%, the color
#B0F355 is obtained.