The hex color #04095c is a dark color. The web-safe version is Hex
#000066. A complementary color is
#FBF6A3. The grayscale version is
#232323. A 20% lighter version of the original color is
#373C8F, and Hex
#000029 is the 20% darker color. If the color is saturated by 10%, you get
#010662. If the color is desaturated by 10%, the color
#070C56 is obtained.