The hex color #a40daa is a dark color. The web-safe version is Hex
#990099. A complementary color is
#5BF255. The grayscale version is
#747474. A 20% lighter version of the original color is
#D740DD, and Hex
#710077 is the 20% darker color. If the color is saturated by 10%, you get
#A903AF. If the color is desaturated by 10%, the color
#9F17A5 is obtained.