The hex color #e9ff8c is a light color. The web-safe version is Hex
#FFFF99. A complementary color is
#160073. The grayscale version is
#D1D1D1. A 20% lighter version of the original color is
#FFFFBF, and Hex
#B6CC59 is the 20% darker color. If the color is saturated by 10%, you get
#EBFF85. If the color is desaturated by 10%, the color
#E7FA93 is obtained.