The hex color #0b596d is a dark color. The web-safe version is Hex
#006666. A complementary color is
#F4A692. The grayscale version is
#464646. A 20% lighter version of the original color is
#3E8CA0, and Hex
#00263A is the 20% darker color. If the color is saturated by 10%, you get
#055B71. If the color is desaturated by 10%, the color
#115769 is obtained.