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Data Visualization

Data Visualization sits at the heart of data display in design systems. This guide walks through the concept step by step, with examples, a cheatsheet, and common mistakes to avoid.

Data Visualization Overview

At its core, data visualization is about doing one thing well inside your design systems project. Once you understand the pattern, you can apply it consistently across features and teams.

Good data visualization pays off across the whole codebase: fewer surprises, easier testing, and smoother onboarding. The snippet below is a solid starting point.

<ds-card>
  <h3 slot="title">Plan</h3>
  <p slot="body">Everything your team needs.</p>
  <ds-button slot="actions" variant="primary">Choose</ds-button>
</ds-card>

Slot-based composition lets consumers place content while the component controls structure and style.

Data Visualization Example

/* Tokens flow into components, which flow into products */
:root { --color-brand-500: #2563eb; }
.button { background: var(--color-brand-500); }
  • Start from a minimal Data Visualization example and grow it only as needed.
  • Keep configuration explicit so Data Visualization behaves the same in every environment.
  • Name things clearly so teammates understand your Data Visualization at a glance.
  • Add tests around Data Visualization early to lock in expected behaviour.

Design System Cheatsheet

Quick reference for data visualization within a modern design system.

Concept Example Purpose
Token --color-brand-500: #2563eb Single source of design decisions
Semantic token --color-text: var(--color-brand-500) Meaningful, theme-ready names
Component <ds-button variant="primary"> Reusable, consistent UI
Theme [data-theme="dark"] Swap token values at runtime
Docs Storybook story Show usage and states
Distribution @acme/design-system on npm Share across products
Accessibility roles + ARIA + keyboard Usable by everyone

How Data Visualization Fits into a Design System

Data Visualization connects the design decisions in your system to the code teams actually ship. When it is defined once and reused, products stay consistent and updates roll out everywhere.

Slot-based composition lets consumers place content while the component controls structure and style.

  • Define it once as a token or shared component.
  • Document intended usage with clear examples.
  • Make it themeable and accessible by default.
  • Version and release changes so consumers can upgrade safely.

Getting Teams to Adopt Data Visualization

Adoption is where design systems succeed or stall. Make data visualization the easiest option: great docs, sensible defaults, and clear migration paths beat mandates every time.

Lever Why it drives adoption
Documentation Teams use what they can understand quickly
Defaults Accessible, on-brand results with zero config
Tooling Linting and codemods reduce migration cost
Support A responsive team builds trust

Common Mistakes

  • Skipping error handling and edge cases when wiring up data visualization.
  • Leaving data visualization untested, so regressions slip into production.
  • Over-engineering data visualization before you actually need the extra flexibility.
  • Ignoring documentation, which makes data visualization hard for the next developer to change.

Key Takeaways

  • Data Visualization is a core part of working effectively with design systems.
  • Start small and keep data visualization focused on a single responsibility.
  • Apply consistent patterns so data visualization scales across your project.
  • Test and document data visualization to keep it maintainable over time.

Pro Tip

Bookmark this data visualization pattern and reuse it. Consistency across your design systems codebase is worth more than clever one-off solutions.