The hex color #D4DDA4 is a light color. The web-safe version is Hex
#CCCC99. A complementary color is
#2B225B. The grayscale version is
#C7C7C7. A 20% lighter version of the original color is
#FFFFD7, and Hex
#A1AA71 is the 20% darker color. If the color is saturated by 10%, you get
#D5DFA1. If the color is desaturated by 10%, the color
#D3DBA8 is obtained.