The hex color #b6e67a is a light color. The web-safe version is Hex
#CCFF66. A complementary color is
#491985. The grayscale version is
#B2B2B2. A 20% lighter version of the original color is
#E9FFAD, and Hex
#83B347 is the 20% darker color. If the color is saturated by 10%, you get
#B6EB74. If the color is desaturated by 10%, the color
#B6E180 is obtained.