The hex color #4b58cd is a dark color. The web-safe version is Hex
#3366CC. A complementary color is
#B4A732. The grayscale version is
#7B7B7B. A 20% lighter version of the original color is
#7E8BFF, and Hex
#18259A is the 20% darker color. If the color is saturated by 10%, you get
#4655D5. If the color is desaturated by 10%, the color
#505BC5 is obtained.