The hex color #3e4afc is a dark color. The web-safe version is Hex
#3333FF. A complementary color is
#C1B503. The grayscale version is
#818181. A 20% lighter version of the original color is
#717DFF, and Hex
#0B17C9 is the 20% darker color. If the color is saturated by 10%, you get
#3744FF. If the color is desaturated by 10%, the color
#4550F0 is obtained.