The hex color #c8e8ef is a light color. The web-safe version is Hex
#CCFFFF. A complementary color is
#371710. The grayscale version is
#E0E0E0. A 20% lighter version of the original color is
#FBFFFF, and Hex
#95B5BC is the 20% darker color. If the color is saturated by 10%, you get
#C6E9F1. If the color is desaturated by 10%, the color
#CAE7ED is obtained.