The hex color #1dfec1 is a light color. The web-safe version is Hex
#33FFCC. A complementary color is
#E2013E. The grayscale version is
#9F9F9F. A 20% lighter version of the original color is
#50FFF4, and Hex
#00CB8E is the 20% darker color. If the color is saturated by 10%, you get
#10FFC4. If the color is desaturated by 10%, the color
#2AF4BE is obtained.