The hex color #0f70b4 is a dark color. The web-safe version is Hex
#0066CC. A complementary color is
#F08F4B. The grayscale version is
#666666. A 20% lighter version of the original color is
#42A3E7, and Hex
#003D81 is the 20% darker color. If the color is saturated by 10%, you get
#0671BC. If the color is desaturated by 10%, the color
#186FAC is obtained.