The hex color #e8c23e is a light color. The web-safe version is Hex
#FFCC33. A complementary color is
#173DC1. The grayscale version is
#A3A3A3. A 20% lighter version of the original color is
#FFF571, and Hex
#B58F0B is the 20% darker color. If the color is saturated by 10%, you get
#EFC534. If the color is desaturated by 10%, the color
#E1BF48 is obtained.