The hex color #a449e8 is a dark color. The web-safe version is Hex
#9933FF. A complementary color is
#5BB617. The grayscale version is
#9C9C9C. A 20% lighter version of the original color is
#D77CFF, and Hex
#7116B5 is the 20% darker color. If the color is saturated by 10%, you get
#A541F0. If the color is desaturated by 10%, the color
#A351E0 is obtained.