The hex color #1c89a7 is a dark color. The web-safe version is Hex
#339999. A complementary color is
#E37658. The grayscale version is
#6F6F6F. A 20% lighter version of the original color is
#4FBCDA, and Hex
#005674 is the 20% darker color. If the color is saturated by 10%, you get
#148CAD. If the color is desaturated by 10%, the color
#2486A1 is obtained.