The hex color #fa3ae4 is a light color. The web-safe version is Hex
#FF33CC. A complementary color is
#05C51B. The grayscale version is
#B3B3B3. A 20% lighter version of the original color is
#FF6DFF, and Hex
#C707B1 is the 20% darker color. If the color is saturated by 10%, you get
#FF2EE9. If the color is desaturated by 10%, the color
#F346DF is obtained.