The hex color #fd0b0c is a dark color. The web-safe version is Hex
#FF0000. A complementary color is
#02F4F3. The grayscale version is
#5C5C5C. A 20% lighter version of the original color is
#FF3E3F, and Hex
#CA0000 is the 20% darker color. If the color is saturated by 10%, you get
#FF0304. If the color is desaturated by 10%, the color
#ED1314 is obtained.