The hex color #73fbf6 is a light color. The web-safe version is Hex
#66FFFF. A complementary color is
#8C0409. The grayscale version is
#CCCCCC. A 20% lighter version of the original color is
#A6FFFF, and Hex
#40C8C3 is the 20% darker color. If the color is saturated by 10%, you get
#6AFFFA. If the color is desaturated by 10%, the color
#7CF6F2 is obtained.