# Northwest Coast formline design

Source: https://promptswatch.com/styles/northwest-coast-formline-design/
Project: Art & illustration
Project page: https://promptswatch.com/categories/art-styles/
Medium: Patterns & Textiles

Northwest Coast formline design uses swelling black formlines, ovoids and U-shapes, and tightly balanced positive-negative interlock.

## Prompt seed

Northwest Coast formline design with swelling black formlines, ovoids and U-shapes, and tightly balanced positive-negative interlock; an original secular pattern study with crisp contour control and rhythmic negative space.

## Using this seed

A reusable starting point; add your subject or details in your image tool. The example may have used extra directions and results will vary.

Mode: Make
An original generated example of this visual direction.

Limitation: Automated image review only; results vary by image tool.

## Example

![An original pattern study in Northwest Coast formline design with swelling black lines, ovoids, U-shapes, and balanced negative space.](https://promptswatch.com/images/northwest-coast-formline-design-67c65640.webp)

Created with: OpenAI Image API
Model: gpt-image-2.5-flare
Image generated: 2026-10-17
Original OpenAI API image selected from research plan northwest-coast-formline-design. Automated independent style review and visual review: Original square formline-style design with controlled swelling black formlines, ovoid/U-shaped units, and balanced positive-negative interlock; no watermark, logo, or unintended text, and not a near-copy of the listed samples. Exact and conservative perceptual duplicate checks passed against existing samples and this batch. Exported to 1200px and 640px WebP; source 1024px enlarged for full display. No human visual review.