The hex color #e1d029 is a light color. The web-safe version is Hex
#CCCC33. A complementary color is
#1E2FD6. The grayscale version is
#9E9E9E. A 20% lighter version of the original color is
#FFFF5C, and Hex
#AE9D00 is the 20% darker color. If the color is saturated by 10%, you get
#E8D51D. If the color is desaturated by 10%, the color
#DACB35 is obtained.