The hex color #a8bbb5 is a light color. The web-safe version is Hex
#99CCCC. A complementary color is
#57444A. The grayscale version is
#B3B3B3. A 20% lighter version of the original color is
#DBEEE8, and Hex
#758882 is the 20% darker color. If the color is saturated by 10%, you get
#A7BCB5. If the color is desaturated by 10%, the color
#A9BAB5 is obtained.