图片提示词案例

实战案例:用AI提示词拍摄阳澄湖大闸蟹礼盒全套蟹宴大片,从蟹黄金黄油光到清蒸摆盘9图

发布时间:2026年09月25日 09:16:11

以苏州阳澄湖大闸蟹商家「蟹舫记」中秋国庆双节礼券预售为真实场景,演示如何用Flux与Midjourney完成白底主图、蒸笼热气、蟹盖金黄流油特写、清蒸摆盘、姜醋蟹宴餐桌与国潮礼盒的全套9张电商图,附蟹壳青背白肚金爪色彩锚定、蟹膏油光质感、蒸汽可信形态与节令氛围的提示词写法和踩坑记录。


背景

苏州阳澄湖大闸蟹商家「蟹舫记」推出中秋国庆双节礼券:4两公蟹+3两母蟹8只礼盒装,券后398元,9月25日开捕后鲜活直发。需要在一周内出齐天猫详情页与小红书种草全套9张图,传统美食摄影要等开捕、且活蟹在摄影灯下极易脱水掉爪,实拍排期根本赶不上预售节奏。

大闸蟹摄影的核心是**「青背白肚金爪黄毛的种气可信 + 蟹黄金黄油光的食欲暴击 + 蒸笼热气的鲜活感」。AI最容易翻车的是蟹壳画成暗红色熟蟹与生蟹混图、蟹钳数量不对、蟹膏像咸蛋黄碎、蒸汽像塑料棉花、蟹腿长满夸张长毛、礼盒上的字乱码**。

第一步:卖点拆解与色彩锚点卡

提示词

你是一位专精生鲜电商的美食摄影指导。蟹舫记阳澄湖大闸蟹8只礼盒详情页9图规划:

1. 用户决策链:看到鲜活(信任)→ 看到蟹黄(食欲)→ 看到规格(放心)→ 看到礼盒(面子)→ 看到做法场景(下单)
2. 9图清单:
   - 图1 白底主图:一只青背白肚活蟹正面双钳举起,占画面70%
   - 图2 鲜活佐证:竹蒸笼里活蟹堆叠、白汽蒸腾
   - 图3 蟹盖暴击:蒸熟母蟹开盖,橘红蟹黄饱满油光
   - 图4 公蟹白膏:半透明胶质蟹膏特写
   - 图5 清蒸摆盘:整盘蒸熟金红色大闸蟹配紫苏叶
   - 图6 规格对比:成年手掌托蟹对比大小,绑草绳
   - 图7 蘸料仪式:姜末香醋小碗+蟹八件+温黄酒
   - 图8 国潮礼盒:青金配色提篮礼盒敞开露出码冰蟹只
   - 图9 家宴场景:中秋夜圆台蟹宴,窗外明月,家人围坐
3. 色彩锚点(逐图遵守):
   - 生蟹:青灰色背壳(暗青带高光,不是红的)、瓷白腹部、金黄蟹爪、钳上浓密米黄色绒毛
   - 熟蟹:金红偏橙色外壳,绝不能生熟同框出现矛盾色
   - 蟹黄:浓郁橘红、微微流动油光;蟹膏:半透明白玉色胶质
4. 避坑:熟红壳活蟹、三钳八腿、蟹膏像炒鸡蛋、蒸汽棉花糖、绒毛像蛛丝、礼盒乱码字、蟹身绑塑料扎带(必须是香草绳)

第二步:白底主图与蒸笼鲜活图(Flux)

提示词

[图1 白底主图]
A single live Chinese mitten crab (Eriochir sinensis) from Yangcheng Lake, hero product shot on pure white seamless background, dark greenish-grey glossy carapace, porcelain-white belly partially visible, golden-tipped claws raised defensively, dense pale-yellow fur on claws, eyes upright, wet shell catching soft studio top light, 70% frame fill, ultra-realistic commercial food photography, f/11 sharpness edge to edge, 4:5
[Negative] cooked red shell, orange shell, missing claws, extra legs, plastic toy texture, shadow-heavy, human hands, watermark, text

[图2 蒸笼活蟹]
A stack of bamboo steamers filled with live Yangcheng Lake hairy crabs, dark green-grey shells glistening, claws and legs tied with natural straw ropes, abundant translucent white steam rising in soft wispy trails catching warm side light, shallow depth of field, authentic Chinese restaurant freshness shot, overhead 45-degree angle, photorealistic, 4:5
[Negative] red cooked crabs, cotton-ball steam, smoke-blocking faces, hard-edged steam clouds, metal steamer, chaotic untied claws

产出:主图最大的坑是AI默认把「crab」理解为红色熟蟹——必须用学名锁定「Chinese mitten crab, dark greenish-grey carapace」并在Negative里连写三遍禁红壳。蒸汽第一版是团状棉花,修正关键词「translucent white steam, soft wispy trails」,让蒸汽有半透明感和丝状走向,可信度立刻成立。

第三步:蟹黄蟹膏食欲暴击(Midjourney)

提示词

[图3 母蟹蟹黄]
Extreme macro food photography of a steamed female Chinese hairy crab with its orange-red carapace lifted, revealing a full dome of rich deep-orange roe (crab coral) glistening with natural oil, a few drops of golden crab butter gently flowing, steam still rising, set on warm beige ceramic, raking window light at 30 degrees creating glossy highlights on the roe, shot on 100mm macro lens, shallow depth of field, hyper-detailed, appetizing, --ar 4:5 --style raw --stylize 250
[Negative] scrambled eggs, crumbly dry yolk, red shell on an uncooked crab, black roe, plastic sheen, fork

[图4 公蟹白膏]
Macro shot of a steamed male hairy crab half-shell, showing generous translucent jade-white gelatinous crab paste with a soft wobble texture, delicate strands of white meat beside it, subtle steam, dark ceramic plate, cool soft daylight emphasizing the milky translucency, luxury Chinese seasonal cuisine, photorealistic, --ar 4:5 --style raw
[Negative] cream cheese, butter block, tofu, opaque white paint, orange roe mixed in

产出:蟹黄要写「full dome of roe + golden crab butter gently flowing」——蟹黄的高级感在「饱满成团+油脂微流」两个物理状态,只写delicious roe会出来一盘蛋黄碎。公蟹白膏必须强调「translucent jade-white gelatinous, soft wobble」,否则AI默认画成奶油块或豆腐。母蟹橘红、公蟹白玉,两张并排就是买家最认的「九月圆脐十月尖」。

第四步:规格、蘸料与礼盒(Flux)

提示词

[图5 清蒸摆盘]
A platter of steamed Yangcheng Lake hairy crabs, all glowing golden-orange red, arranged neatly on a round celadon ceramic plate with fresh purple perilla leaves underneath, one crab cracked open showing orange roe, light steam rising, Chinese light porcelain tableware, soft natural window light, top-down 45-degree, premium seasonal food photography, 1:1
[Negative] raw grey crabs among cooked ones, lobster, shrimp mixed in, greasy sauce pool, neon light

[图6 手掌规格]
An adult Chinese man's open palm holding up one large live hairy crab tied with natural straw rope to show scale, dark green-grey wet shell, golden claw fur clearly visible, clean light-grey kitchen background, eye-level product size reference shot, natural daylight, photorealistic, 4:5
[Negative] cooked crab, plastic zip tie, giant crab covering whole arm, cartoon hand, extra fingers

[图7 蘸料蟹宴器物]
Flat-lay of a traditional Chinese hairy crab meal setting: a small celadon dish of black vinegar with minced ginger, a complete brass crab-eating tool set (eight pieces) arranged on dark walnut wood, a warm clay pot of yellow rice wine with two small cups, a steamed orange-red crab at the corner, moody autumn afternoon side light, editorial still life, 4:5
[Negative] soy sauce in black pool, modern plastic cutlery, wine bottle labels, text, messy table

[图8 国潮礼盒]
A premium Chinese national-style gift hamper in deep teal and antique gold, lid open revealing eight Yangcheng Lake hairy crabs resting on crushed clear ice with perilla garnish, a golden buckle and subtle wave pattern on the basket, NO readable text on packaging, elegant Mid-Autumn gifting scene, red maple leaves scattered on cream linen background, luxury product photography, soft studio light, 4:5
[Negative] garbled text, fake letters, cooked crabs mixed with raw, cheap red cardboard box, plastic foam box visible, watermark

产出:规格图用手掌做参照物是详情页转化率标配,注意草绳必须写「natural straw rope」并在Negative里禁塑料扎带。礼盒图绝对不要让AI写字——直接下「NO readable text」指令,品牌名和「398型」后期在PS里排,乱码是生鲜详情页审核被打回的高频原因。

第五步:中秋家宴氛围图与详情页合成

提示词

[图9 中秋蟹宴]
Warm Chinese family reunion dinner on Mid-Autumn night, a round wooden dining table laden with steamed golden-orange hairy crabs on celadon platters, ginger vinegar dishes, yellow rice wine, mooncakes and osmanthus tea, three generations of Chinese family hands reaching in laughing (faces turned away / soft focus), a full bright moon visible through the round lattice window, red lantern glow, steam and candlelight, cinematic warm atmosphere, photorealistic, 4:5
[Negative] raw crabs, faces close-up, Western Christmas setting, wine bottles with labels, cluttered dirty table, text

[后期合成指令]
1. 详情页顺序:图1主图→图2蒸汽→图3/4黄膏双暴击→图6规格→图5摆盘→图7器物→图8礼盒→图9家宴
2. 价格利益点后期排字:「4公4母 8只 398券后 死蟹包赔」,红金角标压在图1右上,不烧进AI图
3. 小红书首图用图3蟹黄暴击+手写体「开捕倒计时」,图9家宴做第二篇种草封面
4. 全图统一色温:生蟹图冷调显鲜活,熟蟹图暖调增食欲,同屏生熟绝不混用

成果与复盘

预售详情页上线5天,蟹黄特写图(图3)作为信息流素材点击率比去年实拍主图高47%,加购成本下降22%,开捕前礼券预售额超过去年同期1.8倍。全套9图AI生成+后期排版2.5天,成本约3000元,且不用等开捕、不糟蹋活蟹。最关键的经验:生鲜电商图的本质是「提前把买家收到货那一刻的食欲拍给他看」——生蟹图负责建立鲜活信任,熟蟹图负责完成食欲下单,两组图的色温与色彩锚点必须彻底分开管理。

6条可复用清单

  1. 生熟分色管理:生蟹青灰背+金爪黄毛,熟蟹金红壳,Negative里互斥禁色,AI生鲜第一大坑就是生熟混色
  2. 学名锁物种:Chinese mitten crab / Eriochir sinensis 写进提示词,只写crab必出红色面包蟹既视感
  3. 蟹黄写物理状态:full dome饱满成团+golden butter微流油,白膏写translucent wobble,食欲靠质地不靠形容词
  4. 蒸汽写半透明丝状:translucent wispy trails,棉花糖蒸汽是AI蒸汽的默认输出
  5. 礼盒禁止AI写字:NO readable text + 后期排字,乱码文字会直接触发平台审核驳回
  6. 规格参照用人手:手掌托蟹+草绳捆绑,比写「4两」数字直观十倍,是生鲜详情页转化固定套路