The hex color #4c7dbc is a dark color. The web-safe version is Hex
#3366CC. A complementary color is
#B38243. The grayscale version is
#828282. A 20% lighter version of the original color is
#7FB0EF, and Hex
#194A89 is the 20% darker color. If the color is saturated by 10%, you get
#477DC2. If the color is desaturated by 10%, the color
#517DB6 is obtained.