The hex color #d3ddc2 is a light color. The web-safe version is Hex
#CCCCCC. A complementary color is
#2C223D. The grayscale version is
#D1D1D1. A 20% lighter version of the original color is
#FFFFF5, and Hex
#A0AA8F is the 20% darker color. If the color is saturated by 10%, you get
#D3DEC1. If the color is desaturated by 10%, the color
#D3DCC3 is obtained.