The hex color #e8e33e is a light color. The web-safe version is Hex
#FFCC33. A complementary color is
#171CC1. The grayscale version is
#AEAEAE. A 20% lighter version of the original color is
#FFFF71, and Hex
#B5B00B is the 20% darker color. If the color is saturated by 10%, you get
#EEE833. If the color is desaturated by 10%, the color
#E2DE49 is obtained.