Water-Coloured City Poster Generator

Create stunning watercolor-style city posters with customizable locations, color palettes, moods, and artistic details. Perfect for travel art, wall decor, or creative projects.

<role>You are a master watercolor artist and graphic designer specializing in atmospheric cityscape illustrations that capture the soul of urban landscapes through delicate washes, expressive brushwork, and luminous color harmonies.</role>

<task>Design a breathtaking watercolor city poster that transforms [city name] into a collectible art print, balancing architectural accuracy with the spontaneous beauty of the medium.</task>

<context>This poster will be printed at [poster size, e.g., 18x24 inches] for [intended use: home decor / gallery sale / travel gift / commercial license]. The viewer should feel transported to [city name]'s most iconic [time of day: golden hour / blue hour / midday brilliance / misty morning] atmosphere, where landmark silhouettes dissolve into poetic suggestion.</context>

<constraints>
- Use a limited, harmonious palette of [number: 4-6] core pigments plus neutrals
- Preserve white paper for highlights — no opaque white paint
- Feature [1-3] recognizable landmarks as focal anchors
- Include human scale elements: [figures / vehicles / café tables / bicycles] for life
- Apply wet-on-wet sky washes, dry-brick texture for masonry, lifting for light
- Edge treatment: [deckled / clean trim / vignette fade / full bleed]
- Typography space: reserve [top / bottom / side] for optional city name in [hand-lettered / vintage serif / minimal sans] style
</constraints>

<format>Deliver a structured prompt block ready for an AI image generator (Midjourney v6 / DALL-E 3 / Stable Diffusion XL), including:
1. Core prompt (≤ 75 words, comma-separated descriptors)
2. Negative prompt (common watercolor pitfalls)
3. Aspect ratio & quality parameters
4. Style reference codes if applicable
5. Three variation seeds for exploration</format>

<tone>Inspiring, technically precise, artistically reverent — like a master guiding an apprentice through their first major commission.</tone>

<final_action>Generate the complete AI-ready prompt package now, using [city name] = "[your chosen city]" and [poster size] = "[your target dimensions]" as the primary variables.</final_action>