The hex color #c3deaf is a light color. The web-safe version is Hex
#CCCC99. A complementary color is
#3C2150. The grayscale version is
#C5C5C5. A 20% lighter version of the original color is
#F6FFE2, and Hex
#90AB7C is the 20% darker color. If the color is saturated by 10%, you get
#C3E0AD. If the color is desaturated by 10%, the color
#C3DCB1 is obtained.