The hex color #6a19d3 is a dark color. The web-safe version is Hex
#6600CC. A complementary color is
#95E62C. The grayscale version is
#727272. A 20% lighter version of the original color is
#9D4CFF, and Hex
#3700A0 is the 20% darker color. If the color is saturated by 10%, you get
#6910DD. If the color is desaturated by 10%, the color
#6B22C9 is obtained.