The hex color #a8b6a8 is a light color. The web-safe version is Hex
#99CC99. A complementary color is
#574957. The grayscale version is
#ADADAD. A 20% lighter version of the original color is
#DBE9DB, and Hex
#758375 is the 20% darker color. If the color is saturated by 10%, you get
#A8B7A8. If the color is desaturated by 10%, the color
#A8B5A8 is obtained.