The hex color #858b8a is a light color. The web-safe version is Hex
#999999. A complementary color is
#7A7475. The grayscale version is
#898989. A 20% lighter version of the original color is
#B8BEBD, and Hex
#525857 is the 20% darker color. If the color is saturated by 10%, you get
#858B8A. If the color is desaturated by 10%, the color
#858B8A is obtained.