The hex color #e33e5d is a dark color. The web-safe version is Hex
#CC3366. A complementary color is
#1CC1A2. The grayscale version is
#7F7F7F. A 20% lighter version of the original color is
#FF7190, and Hex
#B00B2A is the 20% darker color. If the color is saturated by 10%, you get
#ED375A. If the color is desaturated by 10%, the color
#D94560 is obtained.