The hex color #cf64c1 is a light color. The web-safe version is Hex
#CC66CC. A complementary color is
#309B3E. The grayscale version is
#A7A7A7. A 20% lighter version of the original color is
#FF97F4, and Hex
#9C318E is the 20% darker color. If the color is saturated by 10%, you get
#D35DC4. If the color is desaturated by 10%, the color
#CB6BBE is obtained.