The hex color #1d50e9 is a dark color. The web-safe version is Hex
#3366FF. A complementary color is
#E2AF16. The grayscale version is
#727272. A 20% lighter version of the original color is
#5083FF, and Hex
#001DB6 is the 20% darker color. If the color is saturated by 10%, you get
#154DF5. If the color is desaturated by 10%, the color
#2653DD is obtained.