The hex color #0f39c8 is a dark color. The web-safe version is Hex
#0033CC. A complementary color is
#F0C637. The grayscale version is
#5B5B5B. A 20% lighter version of the original color is
#426CFB, and Hex
#000695 is the 20% darker color. If the color is saturated by 10%, you get
#0736D3. If the color is desaturated by 10%, the color
#173CBD is obtained.