The hex color #0f73be is a dark color. The web-safe version is Hex
#0066CC. A complementary color is
#F08C41. The grayscale version is
#6B6B6B. A 20% lighter version of the original color is
#42A6F1, and Hex
#00408B is the 20% darker color. If the color is saturated by 10%, you get
#0674C6. If the color is desaturated by 10%, the color
#1872B6 is obtained.