# GPT Image Hub prompt

## Chân Dung Màu Nước Mùa Đông Trầm Lắng
- URL: https://www.gptimagehub.com/vi/library/moody-winter-watercolor-portrait
- Generator URL: https://www.gptimagehub.com/vi/generate?promptId=oss-ym-mm-5463
- Markdown URL: https://www.gptimagehub.com/api/agent/markdown?path=%2Fvi%2Flibrary%2Fmoody-winter-watercolor-portrait
- Category: Áp phích và minh họa
- Model: nanobananapro
- Aspect ratio: 2:3
- Style: photorealistic
- Tags: chân dung màu nước, thẩm mỹ mùa đông, giữ nét khuôn mặt, img2img, ánh sáng dịu, phong cảnh tuyết
- Updated: 2026-10-27T20:13:48.098Z
- Created: 2026-10-27T20:13:48.098Z

Chuyển ảnh tham chiếu thành chân dung màu nước mùa đông ánh sáng dịu mà vẫn giữ nguyên khuôn mặt. Tùy chỉnh trang phục hoặc bối cảnh để thay đổi khung cảnh.

### Full prompt
```text
{
  "prompt": "Using the reference photo, preserve the exact facial features, identity, age, skin tone, and expression of the subject. A moody low-light winter watercolor portrait blending semi-realistic form with watercolor textures, pigment diffusion, and soft painterly washes. Hair features subtle snowflakes and frost highlights. Clothing: [thick winter coat and scarf] with textured watercolor washes. Pose: natural, introspective, relaxed. Background: foggy winter landscape with [snow-covered ground and bare trees], gentle atmospheric mist, watercolor gradients, and soft bokeh. Low-key diffuse lighting with gentle highlights and deep soft shadows.",
  "negative_prompt": "deformed, distorted anatomy, watermark, text overlay, cartoon, anime, overexposed, underexposed, altered face, changed identity, harsh lighting, plastic skin, flat textures, photorealistic render",
  "parameters": {
    "steps": 50,
    "cfg_scale": 7.5,
    "sampler": "Euler a or DPM++ 2M Karras",
    "strength": 0.55,
    "noise": 0.3,
    "aspect_ratio": "2:3"
  },
  "usage_instructions": "Upload the reference photo in img2img mode. Keep strength around 0.5-0.6 to preserve facial identity while rendering the watercolor winter aesthetic."
}
```