The hex color #b6e43d is a light color. The web-safe version is Hex
#CCCC33. A complementary color is
#491BC2. The grayscale version is
#9D9D9D. A 20% lighter version of the original color is
#E9FF70, and Hex
#83B10A is the 20% darker color. If the color is saturated by 10%, you get
#B9EB33. If the color is desaturated by 10%, the color
#B4DD47 is obtained.