The hex color #4f3c6b is a dark color. The web-safe version is Hex
#663366. A complementary color is
#B0C394. The grayscale version is
#525252. A 20% lighter version of the original color is
#826F9E, and Hex
#1C0938 is the 20% darker color. If the color is saturated by 10%, you get
#4F3A6E. If the color is desaturated by 10%, the color
#4F3E69 is obtained.