The hex color #e03366 is a dark color. The web-safe version is Hex
#CC3366. A complementary color is
#1FCC99. The grayscale version is
#7E7E7E. A 20% lighter version of the original color is
#FF6699, and Hex
#AD0033 is the 20% darker color. If the color is saturated by 10%, you get
#EA2C64. If the color is desaturated by 10%, the color
#D63A68 is obtained.