Nano Banana 2.1 Prompt Library

Nano Banana 2.1 prompt library for repeatable image workflows

Copy prompt templates for product photos, ad creatives, Chinese posters, image-to-image edits, character consistency, and ecommerce hero images.

Prompt library facts

  • Organized by job, not by abstract style.
  • Each template includes constraints for cleaner output.
  • Good for text-to-image and image-to-image workflows.
  • Designed to turn readers into generator users.

Prompt library strategy

A prompt library should help users start a real task quickly. These prompts are written as reusable patterns: replace the product, audience, visible text, and style while keeping the structure.

Product photo: premium studio

A premium product photo of [PRODUCT] on [SURFACE], [LIGHTING], [BRAND STYLE], clean background, sharp material detail, readable label text “[TEXT]”, no extra words.

  • Replace product
  • Pick surface
  • Keep text short

Product photo: ecommerce white background

A clean ecommerce product image of [PRODUCT], front-facing, white background, soft shadow under the product, accurate proportions, crisp edges, readable label “[LABEL]”, no props.

  • Good for listings
  • Keep the label exact
  • Avoid extra objects

Product photo: luxury cosmetic

A luxury cosmetic campaign image for [SKINCARE PRODUCT], placed on wet stone with subtle droplets, soft studio backlight, muted premium colors, shallow depth of field, label text “[BRAND]” only.

Product photo: tech device

A high-end technology product render of [DEVICE], three-quarter view, brushed metal and glass materials, dark neutral background, rim lighting, precise reflections, no fictional logos.

Food and drink: menu hero

A mouthwatering commercial photo of [FOOD/DRINK], close-up composition, natural steam or condensation, warm restaurant lighting, appetizing texture, background slightly blurred, no text.

Ad creative: social campaign

A high-converting social ad for [BRAND], [PRODUCT] as hero, [SEASONAL THEME], bold headline “[HEADLINE]”, strong contrast, clean layout, no clutter.

  • Use one headline
  • Specify platform ratio
  • Mention brand mood

Ad creative: discount offer

A square promotional ad for [PRODUCT], bold readable offer text “[OFFER]”, product centered, energetic background shapes, clear callout area, ecommerce style, clean hierarchy, no extra words.

Ad creative: app launch

A modern app launch visual for [APP NAME], smartphone mockup showing a clean interface, headline “[SHORT CLAIM]”, bright optimistic lighting, simple background, premium SaaS style.

Ad creative: before and after

A split-screen comparison image for [USE CASE], left side labeled “Before”, right side labeled “After”, same camera angle, clear improvement, clean editorial layout, no extra text.

Chinese typography: clean poster

A clean poster with large Chinese headline “[中文标题]”, smaller subtitle “[中文副标题]”, [COLOR PALETTE], generous whitespace, sharp typography, no extra text.

Chinese typography: festival campaign

A vertical Chinese festival poster for [节日/活动], headline “[中文标题]”, subtitle “[中文副标题]”, elegant traditional details, modern layout, warm lighting, readable characters only.

Chinese typography: product sale

A clean Chinese ecommerce sale banner for [产品], large readable headline “[促销标题]”, price or offer “[优惠信息]”, product on the right, simple background, no misspelled characters.

Chinese typography: restaurant menu

A modern Chinese restaurant menu poster for [菜品], headline “[菜名]”, subtitle “[一句卖点]”, appetizing food photography, tasteful red and cream palette, readable Chinese text.

Image edit: change one element

Preserve [IDENTITY/PRODUCT/POSE]. Change only [TARGET ELEMENT] to [NEW DETAIL]. Keep camera angle, lighting, background, and proportions unchanged.

  • Start with preserve
  • Then describe change
  • Avoid unrelated edits

Image edit: background replacement

Keep the subject, pose, facial expression, outfit, and camera angle unchanged. Replace the background with [NEW BACKGROUND], match lighting and shadows naturally, realistic edges.

Image edit: outfit variation

Preserve the person, face, pose, body proportions, and lighting. Change the outfit to [NEW OUTFIT], realistic fabric texture, natural folds, keep background unchanged.

Image edit: product colorway

Preserve the product shape, logo placement, material, and camera angle. Change the color to [COLOR], keep reflections realistic, no deformation, label remains readable.

Ecommerce hero: landing page

A landing page hero image for [PRODUCT], centered composition, realistic studio lighting, premium commercial photography, background with room for headline text, crisp edges.

Ecommerce hero: lifestyle scene

A lifestyle hero image of [PRODUCT] being used by [AUDIENCE] in [SETTING], natural light, authentic moment, premium but not staged, clear negative space for website copy.

Ecommerce hero: bundle display

A commercial bundle image of [PRODUCT SET], arranged neatly in a balanced composition, soft shadows, clean background, premium packaging detail, no extra text.

Character consistency: reference sheet

A reference sheet of the same [CHARACTER], same face, hairstyle, and proportions, three outfit variations, neutral studio background, full-body view, consistent identity.

Character consistency: scene variation

The same [CHARACTER] from the reference, identical face and hairstyle, now in [NEW SCENE], [ACTION], same proportions, cinematic lighting, consistent identity.

Character consistency: mascot poses

A brand mascot sheet for [MASCOT], six expressive poses, same character design, consistent colors, simple background, clean vector-like 3D illustration style.

Portrait: professional headshot

A professional headshot of [PERSON TYPE], confident expression, neutral studio background, soft key light, realistic skin texture, 85mm lens look, polished LinkedIn profile style.

Portrait: editorial fashion

A cinematic editorial portrait of [SUBJECT], [WARDROBE], dramatic side lighting, textured backdrop, natural skin detail, high-fashion magazine style, no text.

Portrait: creator avatar

A friendly creator avatar of [PERSONA], clean face detail, colorful but balanced background, soft lighting, social media profile composition, high clarity, no text.

Logo concept: minimal mark

A minimal logo concept for [BRAND], symbol based on [OBJECT/IDEA], simple geometric form, black on white, no mockup, no gradients, no extra text.

Brand visual: mood board

A brand mood board for [BRAND], showing color palette, texture samples, product photography direction, typography feel, clean grid layout, premium creative direction.

Poster: event announcement

A vertical event poster for [EVENT], large readable title “[TITLE]”, date “[DATE]”, venue “[PLACE]”, bold modern composition, strong visual hierarchy, no extra words.

Social cover: YouTube thumbnail

A high-click YouTube thumbnail for [TOPIC], expressive subject, bold readable text “[3-5 WORDS]”, strong contrast, clean composition, 16:9 ratio, no tiny text.

Social cover: LinkedIn banner

A professional LinkedIn banner for [EXPERTISE], abstract but concrete visual metaphor, calm premium palette, wide composition, room for profile photo on the left, no text.

Interior design: room makeover

A realistic interior design image of [ROOM], [STYLE] furniture, [COLOR PALETTE], natural window light, functional layout, lived-in but clean, architectural photography style.

Architecture: exterior concept

A realistic exterior concept of [BUILDING TYPE], [ARCHITECTURAL STYLE], golden hour lighting, detailed materials, human scale, landscaping, professional architecture visualization.

4K detail: material close-up

An ultra-detailed 4K close-up of [MATERIAL/SUBJECT], sharp texture, realistic micro detail, controlled studio lighting, shallow depth of field, natural color, no text.

4K detail: cinematic environment

A cinematic 4K wide shot of [ENVIRONMENT], layered depth, realistic atmosphere, detailed foreground and background, natural light, film still composition, no text.

Comparison test: model benchmark

Create [SUBJECT] with the exact readable text “[TEXT]”, realistic lighting, complex but clean background, sharp details. Do not add extra words. Keep composition centered.

Comparison test: instruction following

Create exactly three [OBJECTS], colored [COLOR 1], [COLOR 2], and [COLOR 3], arranged left to right, simple background, no extra objects, no text.

FAQ

How do I use this prompt library?

Choose a template, replace the bracketed details, paste it into Nano Banana 2.1, and change one variable per retry.

Are these prompts for text-to-image or image-to-image?

Most work for text-to-image. The image edit template is designed for image-to-image with a reference upload.

Why are the prompts so specific?

Specific prompts reduce ambiguity and make it easier to compare generations.