The hex color #e82b5d is a dark color. The web-safe version is Hex
#FF3366. A complementary color is
#17D4A2. The grayscale version is
#7B7B7B. A 20% lighter version of the original color is
#FF5E90, and Hex
#B5002A is the 20% darker color. If the color is saturated by 10%, you get
#F3235A. If the color is desaturated by 10%, the color
#DD3360 is obtained.