Indigo, the color of the midnight sky, caught between deep blue and violet on the color spectrum. The color indigo is often associated with intuition, devotion, sincerity, and dignity. A plume is a beautiful bird feather by some definitions, and by others it is a pen. Indigo plume is a feather pen the color of the midnight sky, representing an author’s ability to at once empower and entertain the reader. The Indigo Plume Publishing Company embraces that power through publication of fiction and non-fiction works featuring characters and stories that inspire, empower and entertain.