The hex color #a6178f is a dark color. The web-safe version is Hex
#990099. A complementary color is
#59E870. The grayscale version is
#6F6F6F. A 20% lighter version of the original color is
#D94AC2, and Hex
#73005C is the 20% darker color. If the color is saturated by 10%, you get
#AC0E92. If the color is desaturated by 10%, the color
#A0208C is obtained.