Stable Diffusion XL Prompt - noir film grain, silent-film aesthetic, butterfly-wing texture, cosmic gate, eggplant-umber palette, high-contrast

{
    "camera": "35mm, wide-angle, low-angle, cinematic composition",
    "color_palette": "eggplant purple, umber brown, charcoal black, ivory white",
    "composition": "centered, symmetrical gateway; generous negative space; cosmic backdrop with star-dust halo and edge glow",
    "lighting": "high-contrast chiaroscuro with subtle vignette and soft film grain",
    "negative_prompt": "low-res, artifacts, blur, watermark, logo, text overlay, misshapen anatomy, extra fingers",
    "product_constraints": {
        "background": "scene",
        "bleed_safe_area": "keep key art within 85% center area",
        "print_notes": "300 DPI minimum; strong contrast for print; avoid tiny text",
        "product_type": "poster"
    },
    "prompt_core": "A monumental celestial firewall gate bathed in eggplant purple and umber browns, its surface sculpted with a butterfly-wing texture, set in stark silent-film black-and-white contrast for a dramatic, print-ready poster or apparel design.",
    "render_specs": {
        "aspect_ratio": "1:1",
        "cfg_guidance": "9",
        "model_hint": "SDXL",
        "quality": "ultra",
        "resolution_hint": "4096x4096",
        "seed": "random"
    },
    "style_tags": [
        "noir film grain",
        "silent-film aesthetic",
        "butterfly-wing texture",
        "cosmic gate",
        "eggplant-umber palette",
        "high-contrast"
    ],
    "variants": [
        "Inverted palette: pale eggplant gate against black space with bright umber highlights",
        "Texture intensification: butterfly-wing pattern emphasized with retro film grain and pronounced halation",
        "Stardust glow: add subtle lavender-gray chromatic halo around the gate while preserving B\u0026W core"
    ]
}