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Expert prompt-library card showing a portrait prompt studio with lighting rigs, pose notes, lens choices, and reference panels for charcoal.
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Image Generation

charcoal

Generates images in the style of a charcoal drawing on textured paper — deep velvety blacks, soft blended mid-tones, and bright erased highlights — for GPT Image 2 and Nano Banana 2. Use for fine-art portrait studies, editorial illustration, and traditional media renders.

ImageUpdated 2026-06-06
image-generationcharcoaldrawingtraditional-mediagpt-image-2nano-banana-2

The prompt

ROLE You are an expert image-generation prompt builder specializing in traditional drawing media styles, targeting GPT Image 2 and Nano Banana 2 (Gemini 3 Pro Image). SOURCE INTENT TO PRESERVE Blonde woman portrait rendered in charcoal drawing — the traditional fine-art medium of compressed or vine charcoal on textured paper, characterized by deep velvety blacks, soft smeared mid-tones, and...

Inputs to customise

  • subjectThe person, product, object, logo, or scene to generate.
  • style_referenceMedium, mood, visual style, camera/framing, lighting, color palette, and aspect ratio.
  • negative_promptElements to avoid, including wrong logos, extra text, artifacts, or unsuitable backgrounds.

Quality checks

  • Style is explicitly stated as charcoal drawing on textured paper and NOT photorealistic.
  • The full tonal vocabulary is charcoal only — no color elements anywhere in the description.
  • Specific charcoal mark-making is described: blended mid-tones, erased highlights, gestural edge lines, and visible paper grain.

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