The hex color #8D9F9F is a light color. The web-safe version is Hex
#999999. A complementary color is
#726060. The grayscale version is
#999999. A 20% lighter version of the original color is
#C0D2D2, and Hex
#5A6C6C is the 20% darker color. If the color is saturated by 10%, you get
#8CA0A0. If the color is desaturated by 10%, the color
#8E9E9E is obtained.