The hex color #130b02 is a dark color. The web-safe version is Hex
#000000. A complementary color is
#ECF4FD. The grayscale version is
#0B0B0B. A 20% lighter version of the original color is
#463E35, and Hex
#000000 is the 20% darker color. If the color is saturated by 10%, you get
#140B01. If the color is desaturated by 10%, the color
#120B03 is obtained.