Design Agents

Pattern

Branding Agent

Enter a brand URL to extract colors, typography, and page copy with Firecrawl. A grounded ToolLoopAgent then checks contrast, generates palette variations, and describes writing voice from the scraped page.

IntermediateJan 2026View the full pattern on desktop
Branding Agent preview

Problems solved

  • Extract brand colours and typography from a website with Firecrawl
  • Check WCAG contrast for brand colour pairs
  • Generate palette variations from extracted brand colours
  • Describe writing voice from scraped page copy with quotes

Use cases

  • Brand design system extraction
  • Accessibility-minded palette exploration
  • Contrast checks against live brand colours
  • Writing-voice audits from a brand homepage

AI SDK APIs

useChatgatewayToolLoopAgenttool(hasToolCallisStepCounttoolsContextcreateAgentUIStreamResponseInferAgentUIMessageDefaultChatTransportUIMessagegenerateObject

Tags

aiagentsbrandingdesign-systemfirecrawlai-sdktool-loopaccessibilitycolor-palettevoice

Requirements

Node.js
24+
Memory
256MB
Other
  • OpenAI API key
  • Firecrawl API key

Environment variables

External services

openaifirecrawlupstash

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