The hex color #4b2a9a is a dark color. The web-safe version is Hex
#333399. A complementary color is
#B4D565. The grayscale version is
#5A5A5A. A 20% lighter version of the original color is
#7E5DCD, and Hex
#180067 is the 20% darker color. If the color is saturated by 10%, you get
#4925A0. If the color is desaturated by 10%, the color
#4D2F94 is obtained.