The hex color #83868c is a light color. The web-safe version is Hex
#999999. A complementary color is
#7C7973. The grayscale version is
#878787. A 20% lighter version of the original color is
#B6B9BF, and Hex
#505359 is the 20% darker color. If the color is saturated by 10%, you get
#83868D. If the color is desaturated by 10%, the color
#83868C is obtained.