The hex color #341d4e is a dark color. The web-safe version is Hex
#333366. A complementary color is
#CBE2B1. The grayscale version is
#353535. A 20% lighter version of the original color is
#675081, and Hex
#01001B is the 20% darker color. If the color is saturated by 10%, you get
#341B51. If the color is desaturated by 10%, the color
#341F4C is obtained.