The hex color #d3fd6d is a light color. The web-safe version is Hex
#CCFF66. A complementary color is
#2C0292. The grayscale version is
#BFBFBF. A 20% lighter version of the original color is
#FFFFA0, and Hex
#A0CA3A is the 20% darker color. If the color is saturated by 10%, you get
#D5FF65. If the color is desaturated by 10%, the color
#D1F775 is obtained.