The hex color #4b83ab is a dark color. The web-safe version is Hex
#339999. A complementary color is
#B47C54. The grayscale version is
#7E7E7E. A 20% lighter version of the original color is
#7EB6DE, and Hex
#185078 is the 20% darker color. If the color is saturated by 10%, you get
#4684B0. If the color is desaturated by 10%, the color
#5082A6 is obtained.