The hex color #0b64b6 is a dark color. The web-safe version is Hex
#0066CC. A complementary color is
#F49B49. The grayscale version is
#626262. A 20% lighter version of the original color is
#3E97E9, and Hex
#003183 is the 20% darker color. If the color is saturated by 10%, you get
#0264BE. If the color is desaturated by 10%, the color
#1464AE is obtained.