The hex color #a8ca9e is a light color. The web-safe version is Hex
#99CC99. A complementary color is
#573561. The grayscale version is
#B0B0B0. A 20% lighter version of the original color is
#DBFDD1, and Hex
#75976B is the 20% darker color. If the color is saturated by 10%, you get
#A7CD9C. If the color is desaturated by 10%, the color
#A9C7A0 is obtained.