The hex color #a42aa5 is a dark color. The web-safe version is Hex
#993399. A complementary color is
#5BD55A. The grayscale version is
#7C7C7C. A 20% lighter version of the original color is
#D75DD8, and Hex
#710072 is the 20% darker color. If the color is saturated by 10%, you get
#A822A9. If the color is desaturated by 10%, the color
#A032A1 is obtained.