The hex color #72e7fc is a light color. The web-safe version is Hex
#66FFFF. A complementary color is
#8D1803. The grayscale version is
#C7C7C7. A 20% lighter version of the original color is
#A5FFFF, and Hex
#3FB4C9 is the 20% darker color. If the color is saturated by 10%, you get
#6AEAFF. If the color is desaturated by 10%, the color
#7BE4F7 is obtained.