Applying Swiss Design
Core principle: Clarity through reduction. Every element must earn its place. Remove until removing more would harm understanding.
Quick Start
Before finalizing any output, run the Swiss Test:
- •Reduction: Can I remove anything without losing meaning?
- •Grid: Does alignment create rhythm and relationships?
- •Hierarchy: Is there a clear reading order through size/weight/position?
- •Typography: Is type doing the structural work (not color or decoration)?
If any answer is "no," revise before shipping.
Instructions
Apply these four principles in order:
Step 1: Reduce
Strip to essentials. For each element, ask: "If I remove this, what do users lose?"
- •If "nothing" or "beauty" → remove it
- •If "they won't understand X" → keep it
See reduction.md for detailed guidance.
Step 2: Establish Grid
Create mathematical structure using a base unit (8px recommended).
- •Derive all spacing from multiples of base unit
- •Minimize alignment points (fewer = stronger grid)
- •Apply consistently—no "just this once" exceptions
See grid.md for detailed guidance.
Step 3: Create Hierarchy
Control attention through contrast. Define exactly three levels:
- •Primary: Main action or message (large, bold, prominent)
- •Secondary: Supporting content (regular size, normal weight)
- •Tertiary: Metadata, auxiliary info (smaller, lighter)
Use ONE lever strongly: size OR weight OR position. Not all three.
See hierarchy.md for detailed guidance.
Step 4: Apply Typography
Type carries content and creates structure. It's the only ornament needed.
- •One typeface family, two weights (regular + bold)
- •4-5 sizes maximum, following a ratio (1.25× recommended)
- •Line height: 1.4-1.6 for body, 1.2 for headings
See typography.md for detailed guidance.
Examples
Example 1: Interface Component
Input: Card with decorative elements
<div class="card shadow-lg rounded-xl border border-gray-200 p-6">
<div class="flex items-center gap-2 mb-4">
<UserIcon class="w-5 h-5 text-blue-500" />
<h3 class="text-lg font-semibold text-gray-800">User Profile</h3>
</div>
<div class="divider border-t border-gray-100 my-4"></div>
<p class="text-gray-600 text-sm">View and edit your profile below.</p>
</div>
Output: Reduced to essentials
<section> <h3>User Profile</h3> <!-- actual content --> </section>
Example 2: CLI Output
Input: Decorated terminal output
╔═══════════════════════════════════╗ ║ ⚠️ ERROR: Build failed ⚠️ ║ ╚═══════════════════════════════════╝
Output: Typography as structure
ERROR: Build failed src/app.js:42 SyntaxError: Unexpected token > npm run build
Example 3: Documentation
Input: Verbose intro
## Overview This section provides a comprehensive overview of the authentication system. Authentication is a critical component of any web application, and our implementation follows industry best practices. ## Getting Started To get started with authentication, you'll need to configure...
Output: Direct to value
## Authentication Configure in `config/auth.rb`:
Common Failures
Decoration creep: Adding elements "to look better" rather than aid comprehension. Each gradient, shadow, icon must justify its presence.
Hierarchy collapse: When everything is bold, nothing is. When there are twelve font sizes, there's no system.
Grid abandonment: "Just this once" exceptions accumulate into visual chaos.
Color as crutch: Using color to create hierarchy that should exist in type. If it doesn't work in grayscale, the structure is weak.
Philosophy
Swiss design is not a style—it's a discipline. The goal isn't to "look Swiss." The goal is to remove everything that doesn't serve comprehension.
Müller-Brockmann: "The grid system is an aid, not a guarantee. It permits a number of possible uses and each designer can look for a solution appropriate to his personal style. But one must learn how to use the grid; it is an art that requires practice."
Success Criteria
Application of Swiss design principles is complete when:
- • Every element serves comprehension (reduction applied)
- • All spacing derives from a consistent base unit (grid applied)
- • Clear primary → secondary → tertiary reading order exists (hierarchy applied)
- • Type creates structure without decorative elements (typography applied)
- • The Swiss Test passes on all four questions
- • Output works in grayscale (color is not a crutch)