The hex color #4b34d0 is a dark color. The web-safe version is Hex
#3333CC. A complementary color is
#B4CB2F. The grayscale version is
#707070. A 20% lighter version of the original color is
#7E67FF, and Hex
#18019D is the 20% darker color. If the color is saturated by 10%, you get
#472EDA. If the color is desaturated by 10%, the color
#4F3AC6 is obtained.