I like the image a lot, although I had trouble relating the title to the image - which seemed really sci fi. (No sci fi to the book title you made me think of.) But lovely book cover.
No woman could resist him, the way he asked the color of every flower, and listened so intently to their answers... mauve, taupe, teal... they longed to show him their own colors, to whisper into his ears, "taste the rainbow..."