flat vector illustration, Generate an image of a celestial planet with the shape of an olive. The planet should have distinctive rings that resemble olive branches, creating a harmonious and celestial atmosphere. Use a cosmic color palette with deep purples and blues for the celestial features, and incorporate earthy greens and tones for the olive shape and rings. Ensure the overall composition reflects a balance between the cosmic and Mediterranean elements, and feel free to add subtle details to enhance the visual appeal. white background