The hex color #1e5d9f is a dark color. The web-safe version is Hex
#336699. A complementary color is
#E1A260. The grayscale version is
#5E5E5E. A 20% lighter version of the original color is
#5190D2, and Hex
#002A6C is the 20% darker color. If the color is saturated by 10%, you get
#185DA6. If the color is desaturated by 10%, the color
#245D99 is obtained.