The hex color #d4f56c is a light color. The web-safe version is Hex
#CCFF66. A complementary color is
#2B0A93. The grayscale version is
#BCBCBC. A 20% lighter version of the original color is
#FFFF9F, and Hex
#A1C239 is the 20% darker color. If the color is saturated by 10%, you get
#D6FB64. If the color is desaturated by 10%, the color
#D2EF74 is obtained.