The hex color #c52f08 is a dark color. The web-safe version is Hex
#CC3300. A complementary color is
#3AD0F7. The grayscale version is
#545454. A 20% lighter version of the original color is
#F8623B, and Hex
#920000 is the 20% darker color. If the color is saturated by 10%, you get
#D02B00. If the color is desaturated by 10%, the color
#BA3310 is obtained.