The hex color #a8cf18 is a light color. The web-safe version is Hex
#99CC00. A complementary color is
#5730E7. The grayscale version is
#858585. A 20% lighter version of the original color is
#DBFF4B, and Hex
#759C00 is the 20% darker color. If the color is saturated by 10%, you get
#ACD60D. If the color is desaturated by 10%, the color
#A5C823 is obtained.