The hex color #74c8cc is a light color. The web-safe version is Hex
#66CCCC. A complementary color is
#8B3733. The grayscale version is
#ADADAD. A 20% lighter version of the original color is
#A7FBFF, and Hex
#419599 is the 20% darker color. If the color is saturated by 10%, you get
#6ECBCF. If the color is desaturated by 10%, the color
#7AC5C9 is obtained.