The hex color #9defdd is a light color. The web-safe version is Hex
#99FFCC. A complementary color is
#621022. The grayscale version is
#CECECE. A 20% lighter version of the original color is
#D0FFFF, and Hex
#6ABCAA is the 20% darker color. If the color is saturated by 10%, you get
#98F2DF. If the color is desaturated by 10%, the color
#A2ECDB is obtained.