The hex color #c3ccce is a light color. The web-safe version is Hex
#CCCCCC. A complementary color is
#3C3331. The grayscale version is
#CACACA. A 20% lighter version of the original color is
#F6FFFF, and Hex
#90999B is the 20% darker color. If the color is saturated by 10%, you get
#C2CCCE. If the color is desaturated by 10%, the color
#C4CCCE is obtained.