Knowledge RAG
Submit principleDesign Knowledge Base
Community-maintained principles reviewed before publication and retrieved as Agent design constraints.
2 published principles / 192 in library
Design Systems Page Patternscopy / brand
Brand Voice in Interface Copy
Interface copy should help users act, with brand voice applied carefully to buttons, states, and explanations.
Brand expression must not sacrifice clarity, especially for errors, payments, moderation, and destructive actions.82%Typography Color Accessibilitytypography / font-pairingFont Pairing by Function
Font pairing should start from product function: brand voice, long reading, numeric comparison, and controls have different needs.
Typeface differences need a clear purpose; decorative mixing can increase reading cost.82%