The hex color #a1a9ac is a light color. The web-safe version is Hex
#999999. A complementary color is
#5E5653. The grayscale version is
#A7A7A7. A 20% lighter version of the original color is
#D4DCDF, and Hex
#6E7679 is the 20% darker color. If the color is saturated by 10%, you get
#A0A9AC. If the color is desaturated by 10%, the color
#A2A9AC is obtained.