Text to Image
Hand-Drawn Sketch Illustration from Reference Image - Nano Banana Pro AI Prompt for Illustration — AI Image Prompt
A prompt for Gemini Nano Banana 2 to transform an uploaded image into a detailed, hand-drawn illustration on lined notepad paper, using colored pencil and ink with comic book-style annotations and doodles. - AIPinMaker
Prompt
Use the uploaded image as your main reference point. Keep the same pose, facial features, proportions, and composition of the person. Turn the image into a hand-drawn illustration on lined notepad paper. The character should look like a detailed drawing in colored pencil and ink with cross-hatching and shading of the sketch. Add comic book-style drawings and notes around the character, such as arrows, doodles, “WOW”, “COOL!”and design notes. Circle the character with the smooth red-yellow glow of the sketch. Keep the concentrated composition of the portrait and the proportions of the whole body as in the original photo.The style should be similar to a conceptual drawing from a designer sketchbook: playful doodles, rough lines, warm tones, high detail. concept art for a sketchbook, drawings of characters on sheets of paper, illustrations with colored pencils, a background made of paper for a notebook, design notes made by hand You can choose the aspect ratio depending on the artificial intelligence or design you are using.3f:T415,
Prompt breakdown
- Subject
- person from uploaded reference image kept in original pose and proportions as colored pencil and ink drawing
- Style
- hand-drawn illustration on lined notepad paper with cross-hatching, comic book doodles, arrows, and handwritten notes like “WOW” and “COOL!”
- Lighting
- smooth red-yellow glow circling the character
- Composition
- concentrated portrait framing with added surrounding sketches and design notes on paper background
- Mood
- playful conceptual sketchbook energy with rough lines and warm tones
Remix ideas
- Swap the red-yellow glow for a neon blue outline to change the focal energy
- Replace generic notes with character-specific measurements or trait labels
- Change the lined notepad to graph paper for a more technical design-sketch look
Reference images
How to use this AI Image prompt template
1Copy the prompt — grab this template’s prompt and negative prompt. 
2Pick a model — choose a recommended AI model for the best match. 
3Generate — open the studio with one click and create your result.
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FAQ
- Will the AI keep the exact body proportions from my reference photo?
- Yes, the prompt explicitly instructs the model to maintain the original pose, facial features, and full-body proportions while converting everything else to the sketch style.
- Can I change the doodle texts to match my own character concept?
- Absolutely, just replace the example words like “WOW” and “COOL!” in the prompt with your own notes or arrows before generating.