The hex color #1f47d3 is a dark color. The web-safe version is Hex
#3333CC. A complementary color is
#E0B82C. The grayscale version is
#686868. A 20% lighter version of the original color is
#527AFF, and Hex
#0014A0 is the 20% darker color. If the color is saturated by 10%, you get
#1844DE. If the color is desaturated by 10%, the color
#264AC8 is obtained.