The hex color #4fb0ef is a light color. The web-safe version is Hex
#6699FF. A complementary color is
#B04F10. The grayscale version is
#A5A5A5. A 20% lighter version of the original color is
#82E3FF, and Hex
#1C7DBC is the 20% darker color. If the color is saturated by 10%, you get
#46B1F6. If the color is desaturated by 10%, the color
#58AFE8 is obtained.