The SDSUG Canonical Seal is the formal, authoritative emblem of SDSUG. This page documents the official specifications, usage standards, and governance rules that ensure the seal’s integrity across all institutional, archival, and public applications.
Canonical Seal Package Overview
This document describes how to use the Sonoran Desert Security (SDSUG) canonical seal.
1. Primary Seal (Color)
- Use: Official documents, website headers, plaques, and formal publications.
- Format: Full‑color emblem with matte brass, titanium silver, and copper tones.
- Background: Black or deep charcoal only.
- Minimum size: 1.25 inches diameter for print; 250 px for digital.
2. Monochrome Seal
- Use: Embossing, letterhead, certificates, and archival documents.
- Format: Single‑color (black, white, or metallic foil).
- Design: Simplified linework; no gradients or texture.
- Minimum size: 0.75 inches diameter for print; 150 px for digital.
3. Embossed Variant
- Use: Physical seals, awards, and plaques.
- Finish: Matte metallic (brass or silver).
- Depth: 0.5–1 mm relief for tactile presence.
- Lighting: Designed for directional light to reveal engraved typography.
4. Digital Icon Set
- Use: Website favicon, social media, and internal systems.
- Format: Simplified shield only (no text).
- Colors: Brass and titanium on transparent background.
- Sizes: 32 px, 64 px, 128 px, 256 px.
5. Typography Standards
- Primary Typeface: Trajan Pro or EB Garamond (engraved serif).
- Secondary Typeface: Inter or Source Sans Pro for digital clarity.
- Kerning: Optical; tracking +10 for uppercase seals.
6. Color Palette
| Element | Hex | Description |
|---|---|---|
| Brass | #B08A57 | Warm metallic tone |
| Titanium Silver | #A0A0A0 | Neutral institutional silver |
| Desert Copper | #8C5A3C | Regional warmth |
| Black | # | Background and text contrast |
7. Usage Guidelines
- Never distort or recolor the emblem.
- Maintain clear space equal to the height of the “S” in SOUTHWEST.
- Do not overlay text or imagery.
- For partnerships, use the monochrome variant beside partner logos.
- For research publications, use the digital icon set in headers.
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Last Updated: April 2026