The hex color #1e647e is a dark color. The web-safe version is Hex
#336666. A complementary color is
#E19B81. The grayscale version is
#555555. A 20% lighter version of the original color is
#5197B1, and Hex
#00314B is the 20% darker color. If the color is saturated by 10%, you get
#186582. If the color is desaturated by 10%, the color
#24637A is obtained.