The hex color #c8d00b is a light color. The web-safe version is Hex
#CCCC00. A complementary color is
#372FF4. The grayscale version is
#8C8C8C. A 20% lighter version of the original color is
#FBFF3E, and Hex
#959D00 is the 20% darker color. If the color is saturated by 10%, you get
#CED700. If the color is desaturated by 10%, the color
#C2C918 is obtained.