The hex color #50e4f3 is a light color. The web-safe version is Hex
#66CCFF. A complementary color is
#AF1B0C. The grayscale version is
#B8B8B8. A 20% lighter version of the original color is
#83FFFF, and Hex
#1DB1C0 is the 20% darker color. If the color is saturated by 10%, you get
#46E8F9. If the color is desaturated by 10%, the color
#5AE0ED is obtained.