The hex color #2dd1e8 is a light color. The web-safe version is Hex
#33CCFF. A complementary color is
#D22E17. The grayscale version is
#A2A2A2. A 20% lighter version of the original color is
#60FFFF, and Hex
#009EB5 is the 20% darker color. If the color is saturated by 10%, you get
#21D6EF. If the color is desaturated by 10%, the color
#39CCE1 is obtained.