Image Generation Nano Banana Nano Banana Social Media

Structured Prompt for Black and White Fine-Art Portrait

An extensive JSON prompt for Gemini 3.0 Nano Banana Pro, aimed at generating a highly realistic, black-and-white fine-art portrait with a cinematic and introspective mood. The prompt meticulously details the subject's pose (one arm raised against a door frame), clothing (dark knit sweater), environment (narrow wooden doorway), lighting (strong directional side light for high contrast), and camera specifications (85mm lens, shallow depth of field).

February 23, 2026 Source: YouMind
social-media-2506-1.jpg

Generated result using this prompt

The Prompt

{
  "Objective": "Generate a highly realistic black-and-white fine-art portrait with a cinematic, emotional, and intimate atmosphere.",
  "Image_Type": "Photorealistic portrait photography",
  "Subject": {
    "Description": "A single person standing partially framed by a narrow doorway between two dark, weathered wooden door panels forming a strong vertical composition.",
    "Pose": {
      "Body_Position": "Body slightly angled toward the camera, torso facing forward, weight subtly shifted onto one leg for a relaxed yet introspective stance.",
      "Arms": {
        "Primary_Arm": "One arm raised above the head, bent at the elbow, hand resting against the upper edge of the door frame with loosely curled fingers.",
        "Secondary_Arm": "Other arm hanging naturally close to the body, relaxed and slightly out of focus."
      }
    },
    "Facial_Expression": {
      "Emotion": "Calm, serious, slightly melancholic",
      "Gaze": "Looking directly into the camera with a steady, intense, introspective gaze"
    },
    "Face_Accuracy": {
      "Requirement": "Face must remain identical to the real subject",
      "Details": [
        "Realistic skin texture",
        "Natural imperfections",
        "Authentic facial proportions",
        "Subtle, natural shadows"
      ]
    }
  },
  "Clothing": {
    "Garment": "Dark heavy knit sweater",
    "Texture": "Thick ribbed knit, matte and tactile",
    "Fit": "Slightly loose but well-fitted silhouette",
    "Neckline": "High, structured neckline",
    "Restrictions": [
      "No logos",
      "No patterns",
      "No accessories"
    ],
    "Style": "Minimalist, timeless, understated"
  },
  "Environment": {
    "Setting": "Narrow doorway with dark, weathered wooden door panels",
    "Background": "Softly blurred wooden elements enhancing intimacy"
  },
  "Lighting": {
    "Type": "Natural, directional side lighting",
    "Effect": [
      "Strong contrast",
      "Deep shadows",
      "Pronounced highlights across face and clothing"
    ]
  },
  "Camera": {
    "Angle": "Eye-level",
    "Distance": "Close to subject",
    "Focal_Length": "85mm portrait lens",
    "Depth_of_Field": "Shallow depth of field",
    "Focus": "Sharp focus on face and upper body"
  },
  "Color_Style": {
    "Mode": "Black and white",
    "Characteristics": [
      "Rich tonal depth",
      "High contrast",
      "Classic fine-art aesthetic"
    ]
  },
  "Mood_and_Style": {
    "Mood": [
      "Cinematic",
      "Raw",
      "Emotional",
      "Introspective"
    ],
    "Aesthetic": "Editorial and fine-art portrait photography",
    "Authenticity": "Unposed, natural, highly realistic"
  },
  "Negative_Prompt": [
    "Overly stylized or painterly effects",
    "Cartoon or illustration styles",
    "Artificial skin smoothing",
    "Distorted facial features",
    "Harsh artificial lighting",
    "Color photography",
    "Logos or accessories",
    "Wide-angle lens distortion"
  ]
}

Parameters

aspect_ratio

1:1

quality

high

About This Prompt

An extensive JSON prompt for Gemini 3.0 Nano Banana Pro, aimed at generating a highly realistic, black-and-white fine-art portrait with a cinematic and introspective mood. The prompt meticulously details the subject’s pose (one arm raised against a door frame), clothing (dark knit sweater), environment (narrow wooden doorway), lighting (strong directional side light for high contrast), and camera specifications (85mm lens, shallow depth of field).

Prompt Content

{
  "Objective": "Generate a highly realistic black-and-white fine-art portrait with a cinematic, emotional, and intimate atmosphere.",
  "Image_Type": "Photorealistic portrait photography",
  "Subject": {
    "Description": "A single person standing partially framed by a narrow doorway between two dark, weathered wooden door panels forming a strong vertical composition.",
    "Pose": {
      "Body_Position": "Body slightly angled toward the camera, torso facing forward, weight subtly shifted onto one leg for a relaxed yet introspective stance.",
      "Arms": {
        "Primary_Arm": "One arm raised above the head, bent at the elbow, hand resting against the upper edge of the door frame with loosely curled fingers.",
        "Secondary_Arm": "Other arm hanging naturally close to the body, relaxed and slightly out of focus."
      }
    },
    "Facial_Expression": {
      "Emotion": "Calm, serious, slightly melancholic",
      "Gaze": "Looking directly into the camera with a steady, intense, introspective gaze"
    },
    "Face_Accuracy": {
      "Requirement": "Face must remain identical to the real subject",
      "Details": [
        "Realistic skin texture",
        "Natural imperfections",
        "Authentic facial proportions",
        "Subtle, natural shadows"
      ]
    }
  },
  "Clothing": {
    "Garment": "Dark heavy knit sweater",
    "Texture": "Thick ribbed knit, matte and tactile",
    "Fit": "Slightly loose but well-fitted silhouette",
    "Neckline": "High, structured neckline",
    "Restrictions": [
      "No logos",
      "No patterns",
      "No accessories"
    ],
    "Style": "Minimalist, timeless, understated"
  },
  "Environment": {
    "Setting": "Narrow doorway with dark, weathered wooden door panels",
    "Background": "Softly blurred wooden elements enhancing intimacy"
  },
  "Lighting": {
    "Type": "Natural, directional side lighting",
    "Effect": [
      "Strong contrast",
      "Deep shadows",
      "Pronounced highlights across face and clothing"
    ]
  },
  "Camera": {
    "Angle": "Eye-level",
    "Distance": "Close to subject",
    "Focal_Length": "85mm portrait lens",
    "Depth_of_Field": "Shallow depth of field",
    "Focus": "Sharp focus on face and upper body"
  },
  "Color_Style": {
    "Mode": "Black and white",
    "Characteristics": [
      "Rich tonal depth",
      "High contrast",
      "Classic fine-art aesthetic"
    ]
  },
  "Mood_and_Style": {
    "Mood": [
      "Cinematic",
      "Raw",
      "Emotional",
      "Introspective"
    ],
    "Aesthetic": "Editorial and fine-art portrait photography",
    "Authenticity": "Unposed, natural, highly realistic"
  },
  "Negative_Prompt": [
    "Overly stylized or painterly effects",
    "Cartoon or illustration styles",
    "Artificial skin smoothing",
    "Distorted facial features",
    "Harsh artificial lighting",
    "Color photography",
    "Logos or accessories",
    "Wide-angle lens distortion"
  ]
}

Note: This prompt requires reference images.

Sample Images

  • social-media-2506-1.jpg

Source: YouMind Nano Banana Pro Prompts Library | ID: 2506

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Prompt Info

Type image
Model Nano Banana
Source YouMind
Added 2/23/2026

Tags

Nano Banana Social Media

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