The hex color #778ccc is a light color. The web-safe version is Hex
#6699CC. A complementary color is
#887333. The grayscale version is
#9A9A9A. A 20% lighter version of the original color is
#AABFFF, and Hex
#445999 is the 20% darker color. If the color is saturated by 10%, you get
#738BD1. If the color is desaturated by 10%, the color
#7B8DC7 is obtained.