If you’ve spent any time at all on Instagram, you’ve likely come across those eye-catching hand-drawn posters that feel ripped from an artist’s sketchbook. They’re personal, flawed in a good way and almost nostalgic. So here’s the twist: Most of these posters aren’t even drawn by hand. They’re created using AI. Courtesy Google Gemini Nano creates these clean, visually appealing hand-drawn portraits in minutes for anyone. You don’t need to know how to draw or have expensive tools or creative training. You just need a photo, the right prompt and some trial and error. How you can create a viral hand-drawn poster (and exactly what to do, too) In this guide, there's an actual process given for how to make your infectious hand-drawn poster as well as some handy prompts that will help you start making stuff right away.
What Are These Viral Hand-Drawn Posters?
These posters mimic notebook sketches made with pens or markers. They often include:
- Rough pen strokes and doodle-style shading
- Bold outlines with a subtle glow
- Handwritten notes or comic-style annotations
- Ruled or notebook paper backgrounds
- The result feels handmade, even though it’s AI-generated.
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How to Create a Hand-Drawn Poster Using Google Gemini
Step-by-Step Process
1. Open Gemini on your phone or visit it on the web
2. Sign in with your Google account
3. Tap the + icon and select Upload files
4. Upload the photo you want to turn into a hand-drawn portrait
5. Tap Tools and select Create images
6. In the prompt box, describe the poster style you want or paste a sample prompt
7. Review the details and press Enter
8. Download the generated image and share it on social media
You can repeat the process and tweak the prompt to get different styles, colors, or moods.
Sample Prompts You Can Copy and Use
Prompt 1 – Red & Yellow Pen (Gemini-Optimised)
Create a hand-drawn portrait illustration on off-white ruled notebook paper using only red and yellow ballpoint pen lines. Preserve the subject’s exact facial structure and proportions with zero modification to face cut, jawline, nose, eyes, lips, or hairstyle. Use expressive, confident pen strokes with visible pressure variation, loose gesture lines, and realistic ink overlap. Add a subtle glowing outline around the portrait for contrast. Surround the face with handwritten doodles, arrows, and small comic-style notes, as if drawn in a personal notebook. Emphasize authentic pen-stroke texture, paper grain, and imperfect hand-drawn realism. Square composition, ultra-sharp 4K, optimized for Instagram.
Make sure there is no face distortion, altered facial structure, different jawline, different nose shape, altered eye shape, asymmetrical face, exaggerated features, cartoon face, anime style, caricature, beauty filter, smooth plastic skin, airbrushed look, painterly brush strokes, digital painting, AI artifacts, extra eyes, extra nose, warped mouth, stretched face, deformed head, low detail, blurry lines, soft focus, unrealistic lighting, photographic realism, 3D render, oil painting, watercolor, vector art.
Prompt 2 – Red, Black & Yellow Notebook Illustration
Create a notebook-style portrait illustration drawn with red, black, and yellow pens on lightly textured notebook paper. Lock the subject’s exact facial structure and proportions with no stylization that alters identity. Use playful doodle aesthetics, spontaneous cross-hatching, loose pen shading, and comic-style margin notes. Add energetic linework and a soft glowing outline around the face. Surround the portrait with handwritten comments, arrows, and sketch marks. High-detail pen rendering with visible ink texture and paper fibers. Square composition, clean 4K output for Instagram.
Make sure there is no face distortion, altered facial structure, different jawline, different nose shape, altered eye shape, asymmetrical face, exaggerated features, cartoon face, anime style, caricature, beauty filter, smooth plastic skin, airbrushed look, painterly brush strokes, digital painting, AI artifacts, extra eyes, extra nose, warped mouth, stretched face, deformed head, low detail, blurry lines, soft focus, unrealistic lighting, photographic realism, 3D render, oil painting, watercolor, vector art.
Prompt 3 – Red & Blue Ink, Emotional Lines
Produce a vibrant hand-drawn portrait on lined notebook paper using layered red and blue ink pens. Preserve full facial accuracy and likeness with unchanged proportions. Emphasize emotional line flow through fluid contours, rhythmic strokes, and controlled scribbles. Add bold edge highlights with a subtle glow. Include handwritten margin notes and doodles to reinforce a sketchbook feel. Highlight realistic ink saturation, overlapping strokes, and paper texture. Centered square portrait, ultra-detailed 4K, Instagram-ready.
Make sure there is no face distortion, altered facial structure, different jawline, different nose shape, altered eye shape, asymmetrical face, exaggerated features, cartoon face, anime style, caricature, beauty filter, smooth plastic skin, airbrushed look, painterly brush strokes, digital painting, AI artifacts, extra eyes, extra nose, warped mouth, stretched face, deformed head, low detail, blurry lines, soft focus, unrealistic lighting, photographic realism, 3D render, oil painting, watercolor, vector art.
Prompt 4 – Yellow Marker & Black Pen
Illustrate a stylized yet accurate portrait on notebook paper using yellow marker accents and black pen linework. Keep original face proportions, facial features, and haircut fully intact. Use loose gesture strokes for structure, textured pen shading for depth, and bold glowing outlines for contrast. Add handwritten side notes, arrows, and small doodles around the portrait. Emphasize realistic marker bleed, pen texture, and paper grain. Square format, sharp 4K resolution optimized for Instagram.
Make sure there is no face distortion, altered facial structure, different jawline, different nose shape, altered eye shape, asymmetrical face, exaggerated features, cartoon face, anime style, caricature, beauty filter, smooth plastic skin, airbrushed look, painterly brush strokes, digital painting, AI artifacts, extra eyes, extra nose, warped mouth, stretched face, deformed head, low detail, blurry lines, soft focus, unrealistic lighting, photographic realism, 3D render, oil painting, watercolor, vector art.
Prompt 5 – Multicolor Doodle Portrait
Create a doodle-inspired portrait sketch on diary-style notebook paper using red, yellow, and blue pens. Preserve the subject’s exact facial structure, proportions, and identity. Use expressive strokes, overlapping lines, energetic edges, and subtle glowing outlines. Surround the portrait with notebook-style handwritten notes, arrows, and playful doodles. Emphasize realistic pen-stroke detail, natural ink layering, and authentic paper texture. Square, Instagram-optimized composition in high-detail 4K resolution.
Make sure there is no face distortion, altered facial structure, different jawline, different nose shape, altered eye shape, asymmetrical face, exaggerated features, cartoon face, anime style, caricature, beauty filter, smooth plastic skin, airbrushed look, painterly brush strokes, digital painting, AI artifacts, extra eyes, extra nose, warped mouth, stretched face, deformed head, low detail, blurry lines, soft focus, unrealistic lighting, photographic realism, 3D render, oil painting, watercolor, vector art.
Tips for Better Results
- Use clear, front-facing photos with good lighting
- Mention “do not change face shape” if likeness matters
- Experiment with pen colors and paper types
- Add words like doodle, comic, or annotated for stronger effects
Final Thoughts
AI-generated hand-drawn posters demonstrate how creativity is now available to everyone. With Google Gemini Nano, you can transform an everyday photo into viral-ready art in minutes with no artistic ability required! The trick is to use clear prompts, and experiment with styles until you hit something that matches your personality. Reproducing vintage travel graphics, they’re a low-key way to make content for Instagram or profile photos — or just try your hand at something fun and different. Please note that in this article, we have used AI to enhance this article.