The hex color #0d3564 is a dark color. The web-safe version is Hex
#003366. A complementary color is
#F2CA9B. The grayscale version is
#373737. A 20% lighter version of the original color is
#406897, and Hex
#000231 is the 20% darker color. If the color is saturated by 10%, you get
#093568. If the color is desaturated by 10%, the color
#113560 is obtained.