The hex color #a3b3b0 is a light color. The web-safe version is Hex
#99CC99. A complementary color is
#5C4C4F. The grayscale version is
#ADADAD. A 20% lighter version of the original color is
#D6E6E3, and Hex
#70807D is the 20% darker color. If the color is saturated by 10%, you get
#A2B4B0. If the color is desaturated by 10%, the color
#A4B2B0 is obtained.