The hex color #f72f75 is a dark color. The web-safe version is Hex
#FF3366. A complementary color is
#08D08A. The grayscale version is
#898989. A 20% lighter version of the original color is
#FF62A8, and Hex
#C40042 is the 20% darker color. If the color is saturated by 10%, you get
#FF2673. If the color is desaturated by 10%, the color
#EC3877 is obtained.