The hex color #1fc9e9 is a light color. The web-safe version is Hex
#33CCFF. A complementary color is
#E03616. The grayscale version is
#9B9B9B. A 20% lighter version of the original color is
#52FCFF, and Hex
#0096B6 is the 20% darker color. If the color is saturated by 10%, you get
#13CEF1. If the color is desaturated by 10%, the color
#2BC4E1 is obtained.