# Hard-Enamel Pin on Backing Card

Hard-enamel pins on backing cards, rendered with clean lines, flat colors, and polished metal details for a premium collectible look.

| | |
|---|---|
| Style | Hard-Enamel Pin on Backing Card |
| Category | 3D visualization |
| Tags | enamel pin, backing card, collectible, merch mockup, flat design, spot color, minimalist, product photography, 3d render, graphic |
| Author | @styleref (https://styleref.io/u/styleref) |
| Published | 2026-08-30 |
| Canonical URL | https://styleref.io/share/iinnharo-cbac458e4232 |

## Specification

Paste this into any AI tool. Keep the attribution line and the canonical URL.

STYLE REFERENCE — HARD CONSTRAINT (HIGHEST PRIORITY)

This style must be applied to ALL generated content (text, image, video).
If any part of the request conflicts with this style, the style OVERRIDES the request.
STYLE DEFINITION (to be operationally enforced):

Hard-Enamel Pin on Backing Card

 • Output Format: Creative discipline: 3D visualization; Digital; Delivery mode: Still; Product-focused frame with approximately 10% white background around the backing card ratio; Cropping: Center; High Res Raster resolution; Print-scale.
 • Mood & Personality: Clean, Playful, Confident, Premium; Energy: Gentle; Real-world accuracy: Precise; Representation mode: Literal.
 • Colors: 3–8 opaque spot colors; Saturation: Rich; Hue contrast; No gradients; Color dominance: Balanced; Palette: .
 • Typography: Plain Sans-serif or modest Display / Decorative; Bold; Letter spacing: Wide; Text presence: Optional; Text visual role: Secondary visual element; Text integration: Separate; Hierarchy: Subtle contrast.
 • Light & Shadow: Lighting mood style: Naturalistic; Key light style: Soft; Artificial; Lighting direction: Side-lit; Light source count: Single; Shadow type: Soft; Shadow density: Light; Fill-light ratio: Subtle fill; Exposure bias: Balanced; Lighting presence: Explicit.
 • Spatial Structure & Hierarchy: Single focal structure; Hierarchy: Strong; Symmetry: Near symmetry; Balance: Center-weighted; Layout axis: Vertical; Plane separation: Shadow, Overlap; Visual density: Airy.
 • Surface, Material & Detail: Material simulation: Metal; Surface treatment: Material-simulated; Texture: Mirror-polished plated metal; satin-gloss enamel wells; subtle uncoated card fibre; Texture usage: Photographic; Optical finishes: Chrome; Material state: Pristine; Imperfection level: Polished; Photorealistic; Micro-detail allowance: Allowed; Micro-detail types: Fabric weave realism, Natural imperfections; Age of surface: New.
 • Camera and Motion: Close up; Near-flat to camera or shallow three-quarter tilt; DOF: Macro shallow depth with the entire pin face sharp; Lens type: Macro; Focal length feel: Normal; Camera movement: Static; Motion implication: Static; Time capture: Frozen moment.
 • Shape Language: Geometric; Primitive dominance: Closed color cells, bold outer silhouette, simplified internal shapes; Edge sharpness: Razor-sharp; Silhouette clarity: Iconic; Negative space usage: Balanced.
 • Line & Stroke System: Structural outlines; Medium; Uniform consistency; Stroke Color: Polished gold plating; Stroke joins: Round.
 • Post-processing & Render Style: Tone curve: Linear; Sharpening: Crisp; Render engine: Photoreal manufactured-product rendering; Image treatment: Full-color.
 • Background & Environment: Background type: Solid color; Environment mood: Studio; Background–Subject: Contrasting; Background complexity: Minimal; Prop styling: None.
 • References: Cloisonné enamelling, modern lapel-pin trade, Collectible Vinyl Toy Render, Byzantine Gold Mosaic; Temporal reference: Contemporary.
 • Guardrails: Avoid: AI Gloss / Plastic Smoothing, Heavy Bokeh / Blur, Lens Flare, Film Grain / Noise, HDR over-processing, Over-saturation, Stylistic filters; Avoid Visuals: soft-enamel ridging; bumpy recessed wells; vinyl figurines; sculpted bodies; mosaic tesserae; visible grout; holographic plating; rainbow plating; glitter enamel; dangling charms; fine hairlines; open-ended strokes; Avoid Colors: holographic rainbow finishes; Allowed Visuals: flat closed enamel cells; continuous polished gold borders; bold simplified silhouette; flush enamel face; printed backing card; visible or implied posts and clutches; white studio background; Logic: Use gold plating by default; use black nickel or antique brass only as deliberate darker metal variants. Keep every enamel color field enclosed by a uniform metal wall..
 •  Hard-Enamel Face: Grind enamel and raised metal walls perfectly flush into one continuous flat face; never recess color below the metal., Metal Highlight Logic: One long unbroken softbox highlight follows each polished metal border; enamel carries a soft rectangular window reflection., Die-Struck Simplification: Reduce subjects to bold closed shapes readable at 25–40 mm; remove details too fine for a die-struck wall., Backing Card Staging: Pin remains attached and stands 1–2 mm proud of an uncoated printed card, with small wordmark or edition pushed to an edge..


ENFORCEMENT RULE: Before finalizing the output, internally verify that ALL elements comply with the style definition above. If compliance is uncertain, simplify or soften the output until it fully matches the style. Generated by StyleRef.io

## Other formats and live access

The specification above is the portable default. Tool-specific builds and a
ready-to-commit STYLE.md are available without a login:

**REST** (anonymous, read-only)

```
https://styleref.io/api/v1/styles/iinnharo-cbac458e4232?format=flux        # also: midjourney, diffusion, json
https://styleref.io/api/v1/styles/iinnharo-cbac458e4232/style.md           # a ready-to-commit STYLE.md
```

**MCP** (Streamable HTTP at `https://styleref.io/api/mcp`)

```
styleref://gallery/iinnharo-cbac458e4232
styleref://gallery/iinnharo-cbac458e4232/style.md
```

Or call the `get_style` tool with `ref` set to the slug above, and
`apply_style_to_prompt` to wrap a request for a specific tool.

Attribution: this style was created by @styleref. Keep the `Generated by StyleRef.io`
line and the canonical URL when you use a compiled spec, and credit the author.

Source: https://styleref.io/share/iinnharo-cbac458e4232