The hex color #e7e44e is a light color. The web-safe version is Hex
#FFCC66. A complementary color is
#181BB1. The grayscale version is
#B3B3B3. A 20% lighter version of the original color is
#FFFF81, and Hex
#B4B11B is the 20% darker color. If the color is saturated by 10%, you get
#ECE944. If the color is desaturated by 10%, the color
#E2DF58 is obtained.