The hex color #f6051c is a dark color. The web-safe version is Hex
#FF0033. A complementary color is
#09FAE3. The grayscale version is
#5D5D5D. A 20% lighter version of the original color is
#FF384F, and Hex
#C30000 is the 20% darker color. If the color is saturated by 10%, you get
#FF0016. If the color is desaturated by 10%, the color
#E70E23 is obtained.