The hex color #4c2099 is a dark color. The web-safe version is Hex
#333399. A complementary color is
#B3DF66. The grayscale version is
#575757. A 20% lighter version of the original color is
#7F53CC, and Hex
#190066 is the 20% darker color. If the color is saturated by 10%, you get
#4B1BA0. If the color is desaturated by 10%, the color
#4D2692 is obtained.