Nano Banana Pro

1920s Noir Gangster Portrait Prompt with Face Influence

A highly technical JSON prompt for generating a hyper-cinematic 1920s noir gangster portrait of a young man. It uses an image-to-image mode with medium identity strength to influence the face from an uploaded reference, focusing on low-key

Prompt text

Original English text. Replace placeholders with your own details.

{
 "type": "image_to_image",
 "mode": "face_influence",
 "identity_strength": "medium",
 "aspect_ratio": "3:4",
 "orientation": "vertical",
 "quality": "8K",
 "realism": "hyper_cinematic",

 "face_reference": {
 "use_uploaded_image": true,
 "identity_lock": false,
 "influence_level": "high",
 "preserve_overall_look": true,
 "allow_minor_variation": true,
 "stylization_allowed": "subtle"
 },

 "subject": {
 "gender": "male",
 "age_group": "young_adult",
 "framing": "half_body",
 "pose": {
 "body_position": "standing_slightly_angled",
 "hand_1": "holding_trenchcoat_lapel",
 "hand_2": "relaxed_by_side",
 "head_angle": "tilted_down_slightly",
 "eye_direction": "looking_up_from_shadow_under_hat",
 "expression": "mysterious_calm_intense"
 }
 },

 "wardrobe": {
 "theme": "1920s_noir_gangster",
 "outfit": {
 "hat": "dark_fedora_low_over_eyes",
 "coat": "long_dark_trench_coat",
 "suit": "dark_three_piece_underneath",
 "tie": "classic_loose"
 },
 "fabric_texture": "visible_wool_and_felt",
 "era_accuracy": "1920s"
 },

 "environment": {
 "setting": "dimly_lit_alley_or_bar_entrance",
 "time": "night",
 "background_elements": [
 "wet_cobblestone",
 "faint_glowing_lamp",
 "blurred_city_shadows"
 ],
 "atmosphere": {
 "mood": "noir_mysterious_threatening",
 "smoke": "thin_cigarette_smoke"
 }
 },

 "lighting": {
 "style": "low_key_noir",
 "primary_source": "side_glow_from_lamp",
 "secondary_source": "soft_fill_from_back",
 "contrast": "high",
 "shadow_style": "hat_cast_shadow_over_eyes",
 "highlight_focus": [
 "hat_edge",
 "face_jawline",
 "coat_texture"
 ]
 },

 "camera": {
 "lens": "85mm",
 "aperture": "f1.4",
 "depth_of_field": "shallow",
 "focus_priority": "eyes_under_hat",
 "angle": "slightly_low",
 "framing_style": "cinematic_half_body"
 },

 "color_grading": {
 "style": "moody_noir",
 "palette": "deep_blacks_greys_amber_lights",
 "contrast": "strong",
 "blacks": "crushed",
 "highlights": "subtle_glow"
 },

 "render_settings": {
 "detail_level": "ultra_high",
 "sharpness": "high_on_face_and_fabric",
 "noise": "minimal",
 "film_grain": "subtle",
 "realism_boost": true
 },

 "negative_prompt": [
 "cartoon",
 "anime",
 "illustration",
 "painterly",
 "plastic_skin",
 "face_distortion",
 "bad_anatomy",
 "extra_limbs",
 "low_resolution",
 "soft_focus",
 "modern_elements",
 "logos",
 "text"
 ]
}

Source & attribution

Gagan Singh · Awesome Nano Banana Pro Prompts

Source-listed license: CC-BY-4.0. Prompt text is preserved; titles and previews may be shortened for display. Source examples are not NexGateHub test results.

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