The hex color #a449b9 is a dark color. The web-safe version is Hex
#9933CC. A complementary color is
#5BB646. The grayscale version is
#8D8D8D. A 20% lighter version of the original color is
#D77CEC, and Hex
#711686 is the 20% darker color. If the color is saturated by 10%, you get
#A642BD. If the color is desaturated by 10%, the color
#A250B5 is obtained.