The hex color #8c46a9 is a dark color. The web-safe version is Hex
#993399. A complementary color is
#73B956. The grayscale version is
#7E7E7E. A 20% lighter version of the original color is
#BF79DC, and Hex
#591376 is the 20% darker color. If the color is saturated by 10%, you get
#8D40AD. If the color is desaturated by 10%, the color
#8B4CA5 is obtained.