The hex color #ad0d2f is a dark color. The web-safe version is Hex
#990033. A complementary color is
#52F2D0. The grayscale version is
#4E4E4E. A 20% lighter version of the original color is
#E04062, and Hex
#7A0000 is the 20% darker color. If the color is saturated by 10%, you get
#B7072C. If the color is desaturated by 10%, the color
#A31332 is obtained.