The hex color #a01d45 is a dark color. The web-safe version is Hex
#993333. A complementary color is
#5FE2BA. The grayscale version is
#565656. A 20% lighter version of the original color is
#D35078, and Hex
#6D0012 is the 20% darker color. If the color is saturated by 10%, you get
#A71743. If the color is desaturated by 10%, the color
#992347 is obtained.