The hex color #a8134f is a dark color. The web-safe version is Hex
#990066. A complementary color is
#57ECB0. The grayscale version is
#595959. A 20% lighter version of the original color is
#DB4682, and Hex
#75001C is the 20% darker color. If the color is saturated by 10%, you get
#B00C4E. If the color is desaturated by 10%, the color
#A01A50 is obtained.