The hex color #d4fb0f is a light color. The web-safe version is Hex
#CCFF00. A complementary color is
#2B04F0. The grayscale version is
#9F9F9F. A 20% lighter version of the original color is
#FFFF42, and Hex
#A1C800 is the 20% darker color. If the color is saturated by 10%, you get
#D9FF01. If the color is desaturated by 10%, the color
#CFF21D is obtained.