The hex color #ae042c is a dark color. The web-safe version is Hex
#990033. A complementary color is
#51FBD3. The grayscale version is
#4A4A4A. A 20% lighter version of the original color is
#E1375F, and Hex
#7B0000 is the 20% darker color. If the color is saturated by 10%, you get
#B80029. If the color is desaturated by 10%, the color
#A40B2F is obtained.