The hex color #3bf3f0 is a light color. The web-safe version is Hex
#33FFFF. A complementary color is
#C40C0F. The grayscale version is
#B5B5B5. A 20% lighter version of the original color is
#6EFFFF, and Hex
#08C0BD is the 20% darker color. If the color is saturated by 10%, you get
#2FF9F6. If the color is desaturated by 10%, the color
#47EDEA is obtained.