The hex color #99abc2 is a light color. The web-safe version is Hex
#9999CC. A complementary color is
#66543D. The grayscale version is
#ADADAD. A 20% lighter version of the original color is
#CCDEF5, and Hex
#66788F is the 20% darker color. If the color is saturated by 10%, you get
#97ABC4. If the color is desaturated by 10%, the color
#9BABC0 is obtained.