The hex color #c34b2d is a dark color. The web-safe version is Hex
#CC3333. A complementary color is
#3CB4D2. The grayscale version is
#696969. A 20% lighter version of the original color is
#F67E60, and Hex
#901800 is the 20% darker color. If the color is saturated by 10%, you get
#CC4827. If the color is desaturated by 10%, the color
#BA4E33 is obtained.