The hex color #c7f434 is a light color. The web-safe version is Hex
#CCFF33. A complementary color is
#380BCB. The grayscale version is
#A5A5A5. A 20% lighter version of the original color is
#FAFF67, and Hex
#94C101 is the 20% darker color. If the color is saturated by 10%, you get
#CAFC29. If the color is desaturated by 10%, the color
#C4EC3F is obtained.