The hex color #0f23b6 is a dark color. The web-safe version is Hex
#0033CC. A complementary color is
#F0DC49. The grayscale version is
#4D4D4D. A 20% lighter version of the original color is
#4256E9, and Hex
#000083 is the 20% darker color. If the color is saturated by 10%, you get
#091FC0. If the color is desaturated by 10%, the color
#1527AC is obtained.