The hex color #1e4aa0 is a dark color. The web-safe version is Hex
#333399. A complementary color is
#E1B55F. The grayscale version is
#585858. A 20% lighter version of the original color is
#517DD3, and Hex
#00176D is the 20% darker color. If the color is saturated by 10%, you get
#1849A7. If the color is desaturated by 10%, the color
#244B99 is obtained.