The hex color #D4EB29 is a light color. The web-safe version is Hex
#CCFF33. A complementary color is
#2B14D6. The grayscale version is
#A3A3A3. A 20% lighter version of the original color is
#FFFF5C, and Hex
#A1B800 is the 20% darker color. If the color is saturated by 10%, you get
#D9F21D. If the color is desaturated by 10%, the color
#CFE435 is obtained.