The hex color #c42f7e is a dark color. The web-safe version is Hex
#CC3366. A complementary color is
#3BD081. The grayscale version is
#7B7B7B. A 20% lighter version of the original color is
#F762B1, and Hex
#91004B is the 20% darker color. If the color is saturated by 10%, you get
#CB277E. If the color is desaturated by 10%, the color
#BD377E is obtained.