The hex color #1f48c9 is a dark color. The web-safe version is Hex
#3333CC. A complementary color is
#E0B736. The grayscale version is
#656565. A 20% lighter version of the original color is
#527BFC, and Hex
#001596 is the 20% darker color. If the color is saturated by 10%, you get
#1845D3. If the color is desaturated by 10%, the color
#264BBF is obtained.