The hex color #9de9f5 is a light color. The web-safe version is Hex
#99FFFF. A complementary color is
#62160A. The grayscale version is
#D4D4D4. A 20% lighter version of the original color is
#D0FFFF, and Hex
#6AB6C2 is the 20% darker color. If the color is saturated by 10%, you get
#98EBF8. If the color is desaturated by 10%, the color
#A2E7F2 is obtained.