Gemini Nano banana 25 Flash prompt...
Reference image from @saniaspeaks_View Original

Copy this Nano Banana Pro text-to-image prompt to create portrait...

Text-to-Image

Prompt

Gemini Nano banana 2.5 Flash! { "prompt": { "description": "Hyper-realistic, ultra-detailed close-up portrait of the left half of a young woman’s face submerged in water. One eye is in sharp focus. Light rays create caustic reflections and fluid patterns across her skin. Tiny suspended water droplets and bubbles add depth.", "details": { "subject": "Young woman's face, fair skin, focused eye (left)", "pose": "Submerged in water", "lighting": "Cinematic soft shadows with crisp highlights, light rays creating caustic patterns", "attire": "Not visible, implied underwater setting", "hair": "Dark hair visible on the right side, extending into the water", "expression": "Calm and serene, with an intense gaze from the focused eye", "mood": "Surreal, dreamlike, ethereal, and serene" } }, "image_settings": { "size": "original", "quantity": 1, "style": "Underwater macro portrait photography", "composition": "Close-up, with a shallow depth of field and an underwater macro perspective, emphasizing textures and light play. Cropped to show only the left half of the face.", "aspect_ratio": "3:4" }, "output_format": { "type": "image", "expected_result": "A visually striking and highly detailed underwater portrait, showcasing the interplay of light, water, and skin textures." } }

How This Prompt Works

Copy this Nano Banana Pro text-to-image prompt to create portrait concepts with surreal composition and photorealistic detail. Best in 3:4 framing. Ready...

Keep the base prompt intact for the first run, then iterate on one variable at a time so the composition stays stable. Keep the generator on 3:4 for the closest match. The mood is anchored by light rays create caustic reflections and fluid patterns across her skin.

Editor Note

This works as a hero portrait because the half-face crop, underwater depth, and caustic light already create a memorable frame before you add any styling experiments.

Best Settings

Recommended Aspect Ratio
3:4
Recommended Style
Surreal, Photorealistic, Cinematic, Macro
Negative Prompt
ugly, deformed, low quality, blurry, text, watermark, worst quality, low res
Recommended Model
Nano Banana Pro

What to Change First

  • Change the subject block first: Hyper-realistic, ultra-detailed close-up portrait of the left half of a young woman’s face submerged in water.
  • Adjust the mood through light and backdrop cues: Light rays create caustic reflections and fluid patterns across her skin.
  • Keep the finish constraints aligned while you test variants: One eye is in sharp focus.

Before You Generate

Note 1

Use 3:4 on the first run, then test alternate crops after the base composition is working.

Note 2

Lock the environment before fine styling changes: Light rays create caustic reflections and fluid patterns across her skin.

Best For

  • Beauty key art and premium portrait concepts where one eye must carry the focal weight.
  • Underwater or liquid-light portrait studies with a strong cinematic mood.
  • Testing skin texture, bubbles, and reflective light play in a tightly controlled close-up.

Skip This Prompt If

  • You need a wide environment scene or multi-subject narrative instead of one controlled focal face.
  • You plan to change crop, subject identity, and lighting direction in the same pass.
  • You need typography, packaging, or heavy graphic overlays before the portrait frame is stable.

3 Ways to Adapt This Prompt

Use these as safe starting edits so you keep the prompt's structure while still making it your own.

Push it darker

Keep the half-face underwater framing, but shift the water from serene blue into deeper shadows and harder highlights.

Make it editorial

Preserve the one-eye focal lock and caustic light, then introduce cleaner beauty styling and less surreal water texture.

Open the crop slightly

Rewrite the framing from half-face macro to a slightly wider portrait only after the light pattern and calm gaze are holding.

Generate This Image

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