The hex color #b7fcec is a light color. The web-safe version is Hex
#CCFFFF. A complementary color is
#480313. The grayscale version is
#E0E0E0. A 20% lighter version of the original color is
#EAFFFF, and Hex
#84C9B9 is the 20% darker color. If the color is saturated by 10%, you get
#B3FFED. If the color is desaturated by 10%, the color
#BBF9EB is obtained.