The hex color #cf64b4 is a light color. The web-safe version is Hex
#CC66CC. A complementary color is
#309B4B. The grayscale version is
#A2A2A2. A 20% lighter version of the original color is
#FF97E7, and Hex
#9C3181 is the 20% darker color. If the color is saturated by 10%, you get
#D35EB6. If the color is desaturated by 10%, the color
#CB6AB2 is obtained.