The hex color #55aabd is a light color. The web-safe version is Hex
#6699CC. A complementary color is
#AA5542. The grayscale version is
#949494. A 20% lighter version of the original color is
#88DDF0, and Hex
#22778A is the 20% darker color. If the color is saturated by 10%, you get
#4FACC1. If the color is desaturated by 10%, the color
#5BA8B9 is obtained.