The hex color #d6e54d is a light color. The web-safe version is Hex
#CCCC66. A complementary color is
#291AB2. The grayscale version is
#ADADAD. A 20% lighter version of the original color is
#FFFF80, and Hex
#A3B21A is the 20% darker color. If the color is saturated by 10%, you get
#DAEB43. If the color is desaturated by 10%, the color
#D2DF57 is obtained.