The hex color #c1ef5d is a light color. The web-safe version is Hex
#CCFF66. A complementary color is
#3E10A2. The grayscale version is
#AFAFAF. A 20% lighter version of the original color is
#F4FF90, and Hex
#8EBC2A is the 20% darker color. If the color is saturated by 10%, you get
#C3F555. If the color is desaturated by 10%, the color
#BFE965 is obtained.