The hex color #401a5c is a dark color. The web-safe version is Hex
#333366. A complementary color is
#BFE5A3. The grayscale version is
#3D3D3D. A 20% lighter version of the original color is
#734D8F, and Hex
#0D0029 is the 20% darker color. If the color is saturated by 10%, you get
#40175F. If the color is desaturated by 10%, the color
#401D59 is obtained.