The hex color #a8a8b8 is a light color. The web-safe version is Hex
#9999CC. A complementary color is
#575747. The grayscale version is
#ADADAD. A 20% lighter version of the original color is
#DBDBEB, and Hex
#757585 is the 20% darker color. If the color is saturated by 10%, you get
#A7A7B9. If the color is desaturated by 10%, the color
#A9A9B7 is obtained.