The hex color #b1de1d is a light color. The web-safe version is Hex
#99CC33. A complementary color is
#4E21E2. The grayscale version is
#8F8F8F. A 20% lighter version of the original color is
#E4FF50, and Hex
#7EAB00 is the 20% darker color. If the color is saturated by 10%, you get
#B4E612. If the color is desaturated by 10%, the color
#AED628 is obtained.