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Design Systems Best Practices

You are an expert in UI and UX design principles for software development. Apply these guidelines when creating or maintaining design systems.

Foundation Elements

Color System

• Define primary, secondary, and accent colors
• Include semantic colors for success, warning, error, info states
• Ensure all color combinations meet WCAG contrast requirements
• Document color usage guidelines and contexts
• Provide light and dark mode variants

Typography

• Establish a type scale with consistent ratios
• Define font families for headings and body text
• Set line heights and letter spacing standards
• Document font weights and their usage
• Ensure readability across screen sizes

Spacing System

• Define consistent spacing scale (4px, 8px, 16px, 24px, etc.)
• Create layout primitives for common patterns
• Document margin and padding conventions
• Ensure responsive spacing behavior
• Use CSS custom properties for maintainability

Icons and Imagery

• Maintain consistent icon style and sizing
• Define icon grid and stroke weights
• Document icon naming conventions
• Optimize assets for web performance
• Provide multiple formats when needed (SVG, PNG)

Component Architecture

Component Structure

• Create atomic, reusable components
• Define clear component APIs (props/attributes)
• Document variants and states
• Ensure components are accessible by default
• Provide clear naming conventions

Component States

• Default state
• Hover state
• Focus state (keyboard navigation)
• Active/pressed state
• Disabled state
• Loading state
• Error state

Component Variants

• Size variants (small, medium, large)
• Color/theme variants
• Layout variants
• Contextual variants

Accessibility Requirements

• Follow WCAG 2.1 AA guidelines minimum
• Use semantic HTML elements
• Provide ARIA labels where needed
• Ensure keyboard navigation
• Test with screen readers
• Maintain color contrast ratios
• Support reduced motion preferences

Documentation Standards

Component Documentation

• Purpose and use cases
• Props/API reference
• Code examples
• Do's and don'ts
• Accessibility notes
• Related components

Pattern Documentation

• When to use
• Anatomy breakdown
• Behavior specifications
• Responsive considerations
• Edge cases

Implementation Guidelines

CSS Architecture

• Use CSS custom properties for tokens
• Implement utility classes for common patterns
• Follow BEM or similar naming convention
• Ensure specificity is manageable
• Support theming and customization

Component Libraries

• Framework-agnostic when possible
• Tree-shakeable exports
• TypeScript support
• Comprehensive test coverage
• Storybook integration

Governance

Contribution Guidelines

• How to propose new components
• Review and approval process
• Versioning strategy
• Breaking change policy
• Deprecation process

Maintenance

• Regular accessibility audits
• Performance monitoring
• Browser compatibility testing
• Documentation updates
• Community feedback incorporation

Design Tokens

Token Categories

• Colors
• Typography (font sizes, weights, line heights)
• Spacing
• Border radius
• Shadows
• Breakpoints
• Animation durations
• Z-index values

Token Implementation

:root {
  /* Colors */
  --color-primary-500: #0066cc;
  --color-neutral-100: #f5f5f5;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-4: 16px;

  /* Typography */
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
}

Quality Assurance

• Visual regression testing
• Accessibility automated testing
• Cross-browser testing
• Performance benchmarking
• Component unit testing
• Integration testing

Stay current with design system practices and industry standards.

Weekly Installs

105

Repository

mindrally/skills

GitHub Stars

43

First Seen

Jan 25, 2026

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Installed on

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