The hex color #548dcc is a light color. The web-safe version is Hex
#6699CC. A complementary color is
#AB7233. The grayscale version is
#8F8F8F. A 20% lighter version of the original color is
#87C0FF, and Hex
#215A99 is the 20% darker color. If the color is saturated by 10%, you get
#4E8DD2. If the color is desaturated by 10%, the color
#5A8DC6 is obtained.