The hex color #3ADFD2 is a light color. The web-safe version is Hex
#33CCCC. A complementary color is
#C5202D. The grayscale version is
#A4A4A4. A 20% lighter version of the original color is
#6DFFFF, and Hex
#07AC9F is the 20% darker color. If the color is saturated by 10%, you get
#2FE5D7. If the color is desaturated by 10%, the color
#45D9CD is obtained.