The hex color #0d385c is a dark color. The web-safe version is Hex
#003366. A complementary color is
#F2C7A3. The grayscale version is
#363636. A 20% lighter version of the original color is
#406B8F, and Hex
#000529 is the 20% darker color. If the color is saturated by 10%, you get
#093860. If the color is desaturated by 10%, the color
#113858 is obtained.