The hex color #130f2e is a dark color. The web-safe version is Hex
#000033. A complementary color is
#ECF0D1. The grayscale version is
#1B1B1B. A 20% lighter version of the original color is
#464261, and Hex
#000000 is the 20% darker color. If the color is saturated by 10%, you get
#120E30. If the color is desaturated by 10%, the color
#14102C is obtained.