The hex color #1b54fc is a dark color. The web-safe version is Hex
#3366FF. A complementary color is
#E4AB03. The grayscale version is
#797979. A 20% lighter version of the original color is
#4E87FF, and Hex
#0021C9 is the 20% darker color. If the color is saturated by 10%, you get
#1250FF. If the color is desaturated by 10%, the color
#2458EF is obtained.