The hex color #aa0b3e is a dark color. The web-safe version is Hex
#990033. A complementary color is
#55F4C1. The grayscale version is
#515151. A 20% lighter version of the original color is
#DD3E71, and Hex
#77000B is the 20% darker color. If the color is saturated by 10%, you get
#B3043C. If the color is desaturated by 10%, the color
#A11240 is obtained.