The hex color #a03dd1 is a dark color. The web-safe version is Hex
#9933CC. A complementary color is
#5FC22E. The grayscale version is
#8F8F8F. A 20% lighter version of the original color is
#D370FF, and Hex
#6D0A9E is the 20% darker color. If the color is saturated by 10%, you get
#A235D8. If the color is desaturated by 10%, the color
#9E45CA is obtained.