The hex color #c7e8fa is a light color. The web-safe version is Hex
#CCFFFF. A complementary color is
#381705. The grayscale version is
#E3E3E3. A 20% lighter version of the original color is
#FAFFFF, and Hex
#94B5C7 is the 20% darker color. If the color is saturated by 10%, you get
#C4E9FC. If the color is desaturated by 10%, the color
#CAE8F8 is obtained.