The hex color #C92C22 is a dark color. The web-safe version is Hex
#CC3333. A complementary color is
#36D3DD. The grayscale version is
#5D5D5D. A 20% lighter version of the original color is
#FC5F55, and Hex
#960000 is the 20% darker color. If the color is saturated by 10%, you get
#D4271C. If the color is desaturated by 10%, the color
#BE3128 is obtained.