The hex color #0c75b9 is a dark color. The web-safe version is Hex
#0066CC. A complementary color is
#F38A46. The grayscale version is
#696969. A 20% lighter version of the original color is
#3FA8EC, and Hex
#004286 is the 20% darker color. If the color is saturated by 10%, you get
#0376C1. If the color is desaturated by 10%, the color
#1574B1 is obtained.