The hex color #c74e6d is a dark color. The web-safe version is Hex
#CC6666. A complementary color is
#38B192. The grayscale version is
#818181. A 20% lighter version of the original color is
#FA81A0, and Hex
#941B3A is the 20% darker color. If the color is saturated by 10%, you get
#CE496B. If the color is desaturated by 10%, the color
#C0536F is obtained.