The hex color #d9e3e3 is a light color. The web-safe version is Hex
#CCCCCC. A complementary color is
#261C1C. The grayscale version is
#E0E0E0. A 20% lighter version of the original color is
#FFFFFF, and Hex
#A6B0B0 is the 20% darker color. If the color is saturated by 10%, you get
#D8E3E3. If the color is desaturated by 10%, the color
#DAE3E3 is obtained.