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Promptkoi

AI Prompts for Illustration

The best AI illustration prompts define a clear drawn style up front — line weight, shading approach, and palette — so the model commits to editorial, book, or spot illustration instead of drifting toward photography. Use this hub when a project needs a hand-crafted feel: article headers, children's spreads, packaging art, and repeatable character work. Midjourney gives the richest painterly range, DALL·E is the most literal for briefed scenes and text-adjacent layouts, and Stable Diffusion with a style LoRA nails a consistent look across a whole set. The craft tip that pays off most: state the medium and finish explicitly — "flat gouache, visible brush texture, thick outlines" — and reuse that phrasing on every image so a series stays cohesive. As the broadest creative hub here, it connects directly to the watercolor, childrens-book, flat-design, and concept-art collections.

316 tested Illustration prompts in the library, each published with its exact settings — from the tested Promptkoi prompt library.

Prompts in this collection

Worn stone staircase rising from a mossy forest floor through the canopy into clouds

Surreal Staircase Leading into Clouds from a Forest Floor

Flux

Frequently asked questions

How do I write a good illustration prompt?
Define a clear drawn style up front — line weight, shading approach, and palette — so the model commits to editorial, book, or spot illustration instead of drifting toward photography. State the medium and finish explicitly, like 'flat gouache, visible brush texture, thick outlines,' and reuse that exact phrasing on every image so a series stays cohesive rather than wandering between looks.
How do I keep a consistent look across an illustration series?
Lock a style phrase — medium, line weight, shading, palette — and paste it verbatim into every prompt, because the drawn look drifts the moment the wording changes. On Stable Diffusion a style LoRA nails a consistent look across a whole set, and fixed seeds help too. Reusing the same finish clause is what turns individual images into a coherent collection.
Which model is best for illustration?
Midjourney gives the richest painterly range, DALL·E is the most literal for briefed scenes and text-adjacent layouts, and Stable Diffusion with a style LoRA nails a consistent look across a set. For expressive one-offs pick Midjourney; for a repeatable series lean on Stable Diffusion. Flux holds clean line work at guidance around 3.5. Each entry names the model we tested.

Related guides

How-tos and prompt collections that go deeper on illustration.