The hex color #c1e30d is a light color. The web-safe version is Hex
#CCCC00. A complementary color is
#3E1CF2. The grayscale version is
#909090. A 20% lighter version of the original color is
#F4FF40, and Hex
#8EB000 is the 20% darker color. If the color is saturated by 10%, you get
#C6EB00. If the color is desaturated by 10%, the color
#BCDB1A is obtained.