The hex color #e1e566 is a light color. The web-safe version is Hex
#CCCC66. A complementary color is
#1E1A99. The grayscale version is
#B9B9B9. A 20% lighter version of the original color is
#FFFF99, and Hex
#AEB233 is the 20% darker color. If the color is saturated by 10%, you get
#E5E95E. If the color is desaturated by 10%, the color
#DDE16E is obtained.