The hex color #4bf5fb is a light color. The web-safe version is Hex
#33FFFF. A complementary color is
#B40A04. The grayscale version is
#BEBEBE. A 20% lighter version of the original color is
#7EFFFF, and Hex
#18C2C8 is the 20% darker color. If the color is saturated by 10%, you get
#3FFAFF. If the color is desaturated by 10%, the color
#57F0F5 is obtained.