Science
or some might say beauty or cosmetic field
If you add more gray to a color, it make the color a darker shade of whatever the color is, if you were to add white it'd be a lighter shade of color
<span>1888 – Roundhay Garden Scene. The world’s earliest surviving motion-picture film, showing actual consectuve action is called Roundhay Garden Scene. It’s a short film directed by French inventor Louis Le Prince. While it’s just 2.11 seconds long, it is technically a movie.</span>
Probably music or some sort of fashion related art
