The hex color #4b365c is a dark color. The web-safe version is Hex
#333366. A complementary color is
#B4C9A3. The grayscale version is
#4A4A4A. A 20% lighter version of the original color is
#7E698F, and Hex
#180329 is the 20% darker color. If the color is saturated by 10%, you get
#4B345E. If the color is desaturated by 10%, the color
#4B385A is obtained.