The hex color #4b0acf is a dark color. The web-safe version is Hex
#3300CC. A complementary color is
#B4F530. The grayscale version is
#616161. A 20% lighter version of the original color is
#7E3DFF, and Hex
#18009C is the 20% darker color. If the color is saturated by 10%, you get
#4901DA. If the color is desaturated by 10%, the color
#4D13C4 is obtained.