The hex color #a574bb is a light color. The web-safe version is Hex
#9966CC. A complementary color is
#5A8B44. The grayscale version is
#9C9C9C. A 20% lighter version of the original color is
#D8A7EE, and Hex
#724188 is the 20% darker color. If the color is saturated by 10%, you get
#A670BE. If the color is desaturated by 10%, the color
#A478B8 is obtained.