The hex color #1c7fc8 is a dark color. The web-safe version is Hex
#3366CC. A complementary color is
#E38037. The grayscale version is
#767676. A 20% lighter version of the original color is
#4FB2FB, and Hex
#004C95 is the 20% darker color. If the color is saturated by 10%, you get
#1380D0. If the color is desaturated by 10%, the color
#257EC0 is obtained.