The hex color #a9b19a is a light color. The web-safe version is Hex
#999999. A complementary color is
#564E65. The grayscale version is
#A7A7A7. A 20% lighter version of the original color is
#DCE4CD, and Hex
#767E67 is the 20% darker color. If the color is saturated by 10%, you get
#A9B299. If the color is desaturated by 10%, the color
#A9B09B is obtained.