The hex color #a13fcf is a dark color. The web-safe version is Hex
#9933CC. A complementary color is
#5EC030. The grayscale version is
#909090. A 20% lighter version of the original color is
#D472FF, and Hex
#6E0C9C is the 20% darker color. If the color is saturated by 10%, you get
#A337D5. If the color is desaturated by 10%, the color
#9F47C9 is obtained.