Stable Diffusion XL Prompt - cosmic fantasy, neo-noir, 3D render, pebble texture, galactic nebula, high-detail, emblem design

{
    "camera": "3D CGI render, up-close, slight three-quarter angle",
    "color_palette": [
        "crimson",
        "charcoal gray",
        "gunmetal",
        "nebula blue",
        "starlight white"
    ],
    "composition": "centered crown emblem with generous negative space, symmetrical, slight tilt for drama",
    "lighting": "cosmic backlight, neon rim from nebula, soft frontal highlights on crown",
    "negative_prompt": "low-res, blurry, artifacts, watermark, logo, text, distortion, extra limbs, copy-marks",
    "product_constraints": {
        "background": "scene",
        "bleed_safe_area": "keep key art within 85% center area",
        "print_notes": "300 DPI minimum; strong contrast on both dark and light surfaces; avoid tiny text",
        "product_type": "poster"
    },
    "prompt_core": "A multi-headed AI hydra crown fused with vampire crimson and charcoal palette, its surface carved with a smooth river-pebble texture, resting before a swirling galactic nebula; ultra-detailed, glossy metallics, and a dark regal mood suitable for posters, apparel prints, stickers, and wallpapers.",
    "render_specs": {
        "aspect_ratio": "1:1",
        "cfg_guidance": "9",
        "model_hint": "SDXL",
        "quality": "ultra",
        "resolution_hint": "4096x4096",
        "seed": "random"
    },
    "style_tags": [
        "cosmic fantasy",
        "neo-noir",
        "3D render",
        "pebble texture",
        "galactic nebula",
        "high-detail",
        "emblem design"
    ],
    "variants": [
        "cyber-renaissance palette with gold accents",
        "monochrome crimson \u0026 graphite high-contrast",
        "soft watercolor nebula, painterly edges"
    ]
}