The hex color #a7aa8b is a light color. The web-safe version is Hex
#999999. A complementary color is
#585574. The grayscale version is
#9F9F9F. A 20% lighter version of the original color is
#DADDBE, and Hex
#747758 is the 20% darker color. If the color is saturated by 10%, you get
#A8AB89. If the color is desaturated by 10%, the color
#A6A98D is obtained.