The hex color #1c7cbb is a dark color. The web-safe version is Hex
#3366CC. A complementary color is
#E38344. The grayscale version is
#717171. A 20% lighter version of the original color is
#4FAFEE, and Hex
#004988 is the 20% darker color. If the color is saturated by 10%, you get
#147DC2. If the color is desaturated by 10%, the color
#257BB4 is obtained.