The hex color #cf03a3 is a dark color. The web-safe version is Hex
#CC0099. A complementary color is
#30FC5C. The grayscale version is
#7C7C7C. A 20% lighter version of the original color is
#FF36D6, and Hex
#9C0070 is the 20% darker color. If the color is saturated by 10%, you get
#D700A7. If the color is desaturated by 10%, the color
#C70F9F is obtained.