The hex color #c7df2d is a light color. The web-safe version is Hex
#CCCC33. A complementary color is
#3820D2. The grayscale version is
#9C9C9C. A 20% lighter version of the original color is
#FAFF60, and Hex
#94AC00 is the 20% darker color. If the color is saturated by 10%, you get
#CBE622. If the color is desaturated by 10%, the color
#C3D838 is obtained.