The hex color #421a4c is a dark color. The web-safe version is Hex
#333333. A complementary color is
#BDE5B3. The grayscale version is
#383838. A 20% lighter version of the original color is
#754D7F, and Hex
#0F0019 is the 20% darker color. If the color is saturated by 10%, you get
#43174E. If the color is desaturated by 10%, the color
#411D4A is obtained.