The hex color #4f45f4 is a dark color. The web-safe version is Hex
#6633FF. A complementary color is
#B0BA0B. The grayscale version is
#838383. A 20% lighter version of the original color is
#8278FF, and Hex
#1C12C1 is the 20% darker color. If the color is saturated by 10%, you get
#4A3FFF. If the color is desaturated by 10%, the color
#544BE9 is obtained.