The hex color #0c788b is a dark color. The web-safe version is Hex
#006699. A complementary color is
#F38774. The grayscale version is
#5A5A5A. A 20% lighter version of the original color is
#3FABBE, and Hex
#004558 is the 20% darker color. If the color is saturated by 10%, you get
#047B90. If the color is desaturated by 10%, the color
#147586 is obtained.