The hex color #c4d80c is a light color. The web-safe version is Hex
#CCCC00. A complementary color is
#3B27F3. The grayscale version is
#8D8D8D. A 20% lighter version of the original color is
#F7FF3F, and Hex
#91A500 is the 20% darker color. If the color is saturated by 10%, you get
#C9DF00. If the color is desaturated by 10%, the color
#BFD119 is obtained.