The hex color #ab91a3 is a light color. The web-safe version is Hex
#999999. A complementary color is
#546E5C. The grayscale version is
#A0A0A0. A 20% lighter version of the original color is
#DEC4D6, and Hex
#785E70 is the 20% darker color. If the color is saturated by 10%, you get
#AC90A3. If the color is desaturated by 10%, the color
#AA92A3 is obtained.