The hex color #c8e92d is a light color. The web-safe version is Hex
#CCFF33. A complementary color is
#3716D2. The grayscale version is
#9F9F9F. A 20% lighter version of the original color is
#FBFF60, and Hex
#95B600 is the 20% darker color. If the color is saturated by 10%, you get
#CCF022. If the color is desaturated by 10%, the color
#C4E238 is obtained.