Royal Purple (disambiguation)

Royal purple, or Tyrian purple, is an ancient dye, or the color of that dye.

Royal Purple may also refer to:
 * Royal Purple (lubricant manufacturer), an American manufacturer which produces lubricants for automotive, industrial, marine, motorcycle, and racing use.
 * Royal purple (color), a shade of purple
 * Royal Purple Yearbook, the official yearbook of Kansas State University
 * Royal purple plant, Strobilanthes dyeriana