The hex color #1b48cd is a dark color. The web-safe version is Hex
#3333CC. A complementary color is
#E4B732. The grayscale version is
#656565. A 20% lighter version of the original color is
#4E7BFF, and Hex
#00159A is the 20% darker color. If the color is saturated by 10%, you get
#1445D7. If the color is desaturated by 10%, the color
#224BC3 is obtained.