The hex color #a21a8c is a dark color. The web-safe version is Hex
#993399. A complementary color is
#5DE573. The grayscale version is
#6D6D6D. A 20% lighter version of the original color is
#D54DBF, and Hex
#6F0059 is the 20% darker color. If the color is saturated by 10%, you get
#A7128F. If the color is desaturated by 10%, the color
#9D2289 is obtained.