The hex color #d3d4e2 is a light color. The web-safe version is Hex
#CCCCCC. A complementary color is
#2C2B1D. The grayscale version is
#D8D8D8. A 20% lighter version of the original color is
#FFFFFF, and Hex
#A0A1AF is the 20% darker color. If the color is saturated by 10%, you get
#D2D4E3. If the color is desaturated by 10%, the color
#D4D4E1 is obtained.