The hex color #4fa2bc is a light color. The web-safe version is Hex
#6699CC. A complementary color is
#B05D43. The grayscale version is
#8F8F8F. A 20% lighter version of the original color is
#82D5EF, and Hex
#1C6F89 is the 20% darker color. If the color is saturated by 10%, you get
#49A4C1. If the color is desaturated by 10%, the color
#55A0B8 is obtained.