The hex color #c7090c is a dark color. The web-safe version is Hex
#CC0000. A complementary color is
#38F6F3. The grayscale version is
#494949. A 20% lighter version of the original color is
#FA3C3F, and Hex
#940000 is the 20% darker color. If the color is saturated by 10%, you get
#D40306. If the color is desaturated by 10%, the color
#BA0F12 is obtained.