The hex color #7788db is a light color. The web-safe version is Hex
#6699CC. A complementary color is
#887724. The grayscale version is
#9E9E9E. A 20% lighter version of the original color is
#AABBFF, and Hex
#4455A8 is the 20% darker color. If the color is saturated by 10%, you get
#7386E1. If the color is desaturated by 10%, the color
#7B8AD5 is obtained.