The hex color #4a3fd9 is a dark color. The web-safe version is Hex
#3333CC. A complementary color is
#B5C026. The grayscale version is
#767676. A 20% lighter version of the original color is
#7D72FF, and Hex
#170CA6 is the 20% darker color. If the color is saturated by 10%, you get
#463AE3. If the color is desaturated by 10%, the color
#4E45CF is obtained.