The hex color #c7dcdc is a light color. The web-safe version is Hex
#CCCCCC. A complementary color is
#382323. The grayscale version is
#D5D5D5. A 20% lighter version of the original color is
#FAFFFF, and Hex
#94A9A9 is the 20% darker color. If the color is saturated by 10%, you get
#C6DDDD. If the color is desaturated by 10%, the color
#C8DBDB is obtained.