The hex color #b74b47 is a dark color. The web-safe version is Hex
#CC3333. A complementary color is
#48B4B8. The grayscale version is
#6E6E6E. A 20% lighter version of the original color is
#EA7E7A, and Hex
#841814 is the 20% darker color. If the color is saturated by 10%, you get
#BE4843. If the color is desaturated by 10%, the color
#B04E4B is obtained.