Detailed Image Generation Prompt for Nano Banana Pro

{
  "prompt": {
    "subject": {
      "age": {argument name="age" default="20"},
      "gender": "female",
      "hair": {
        "color": "blonde",
        "style": "two high pigtails secured with light pink scrunchies",
        "length": "medium-long",
        "texture": "straight with some waves"
      },
      "skin": {
        "tone": "fair, with a warm, golden undertone",
        "texture": "smooth, glowing"
      },
      "face": {
        "eyes": {
          "color": "light blue/green",
          "makeup": "subtle eyeliner, mascara"
        },
        "brows": {
          "color": "dark blonde",
          "shape": "defined arch"
        },
        "nose": {
          "shape": "slender, defined"
        },
        "lips": {
          "color": "natural pink",
          "fullness": "full, glossy"
        },
        "cheeks": {
          "color": "rosy, with subtle highlight"
        }
      }
    },
    "clothing_and_accessories": {
      "top": {
        "type": "crop top",
        "color": "white",
        "fabric": "ribbed cotton",
        "details": "short sleeves, low scoop neck"
      },
      "bottoms": {
        "type": "high-waisted shorts",
        "color": "white",
        "fabric": "ribbed cotton"
      },
      "jewelry": {
        "necklace": "small white pearl strand",
        "bracelet": "gold chain and large silver watch on left wrist"
      }
    },
    "pose_and_expression": {
      "pose": "leaning forward over a white counter with hands resting on it, body angled away, looking over shoulder directly at camera",
      "expression": "seductive gaze, slightly parted lips"
    },
    "setting_and_background": {
      "location": "modern bathroom",
      "counter": "white quartz/marble",
      "shower": "glass enclosure with gold fixtures, tile wall",
      "towel_rack": {
        "material": "wooden floor stand",
        "contents": [
          {
            "type": "robe",
            "color": "white terry cloth",
            "details": "embroidered script on back"
          },
          {
            "type": "towel",
            "color": "red"
          },
          {
            "type": "towel",
            "color": "white"
          }
        ]
      },
      "door": "black frame, white panel"
    },
    "technical_details": {
      "lighting": "bright, natural daylight",
      "shot_type": "medium-close-up",
      "focus": "sharp on subject, slightly blurred background"
    }
  },
  "aspect_ratio": "4:5"
}

Prompt source

Author

sammy

Updated

Jan 22, 2026

Source

X Post