The hex color #837a75 is a dark color. The web-safe version is Hex
#996666. A complementary color is
#7C858A. The grayscale version is
#7B7B7B. A 20% lighter version of the original color is
#B6ADA8, and Hex
#504742 is the 20% darker color. If the color is saturated by 10%, you get
#847A74. If the color is desaturated by 10%, the color
#827A76 is obtained.