The hex color #0e57a3 is a dark color. The web-safe version is Hex
#006699. A complementary color is
#F1A85C. The grayscale version is
#585858. A 20% lighter version of the original color is
#418AD6, and Hex
#002470 is the 20% darker color. If the color is saturated by 10%, you get
#0757AB. If the color is desaturated by 10%, the color
#15579C is obtained.