The hex color #aa55de is a dark color. The web-safe version is Hex
#9966CC. A complementary color is
#55AA21. The grayscale version is
#9F9F9F. A 20% lighter version of the original color is
#DD88FF, and Hex
#7722AB is the 20% darker color. If the color is saturated by 10%, you get
#AB4EE4. If the color is desaturated by 10%, the color
#A95CD8 is obtained.