The hex color #7b4dba is a dark color. The web-safe version is Hex
#6666CC. A complementary color is
#84B245. The grayscale version is
#818181. A 20% lighter version of the original color is
#AE80ED, and Hex
#481A87 is the 20% darker color. If the color is saturated by 10%, you get
#7A48C0. If the color is desaturated by 10%, the color
#7C52B4 is obtained.