The hex color #f80d3c is a dark color. The web-safe version is Hex
#FF0033. A complementary color is
#07F2C3. The grayscale version is
#6B6B6B. A 20% lighter version of the original color is
#FF406F, and Hex
#C50009 is the 20% darker color. If the color is saturated by 10%, you get
#FF0437. If the color is desaturated by 10%, the color
#EA1641 is obtained.