The hex color #3bdce4 is a light color. The web-safe version is Hex
#33CCCC. A complementary color is
#C4231B. The grayscale version is
#A9A9A9. A 20% lighter version of the original color is
#6EFFFF, and Hex
#08A9B1 is the 20% darker color. If the color is saturated by 10%, you get
#30E1EA. If the color is desaturated by 10%, the color
#46D7DE is obtained.