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Responsive Web Design, Colors & UI Systems• 6 min read
Design Systems & CSS Custom Property Architecture
Structure scalable UI systems using Design Tokens, semantic color layers, and systematic spacing scales.
Architecting Three-Tier Token Architecture
Modern design systems structure design tokens into three layers:
1Global Tokens: Raw values like
--color-blue-500: #3b82f6;.2Semantic Tokens: Contextual mappings like
--action-primary: var(--color-blue-500);.3Component Tokens: Scoped overrides like
--btn-bg: var(--action-primary);.ADVERTISEMENT
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Test Yourself With Exercise
What is the primary advantage of using semantic design tokens (e.g. --bg-surface) over raw color values?