JimLiu-baoyu-skills/skills/baoyu-image-cards/references/elements/canvas.md

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Canvas & Layout

Core canvas specifications and layout grids for Xiaohongshu infographics.

Aspect Ratios

Name Ratio Pixels Note
portrait-3-4 3:4 1242×1660 Highest traffic on XHS (recommended)
square 1:1 1242×1242 Second recommended
portrait-2-3 2:3 1242×1863 Taller format

Default: portrait-3-4 for maximum engagement.

Safe Zones

Avoid placing critical content in these areas:

Zone Position Reason
bottom-overlay Bottom 10% Title bar overlay on mobile
top-right Top-right corner Like/share button overlay
bottom-right Bottom-right corner Watermark position
┌─────────────────────────────┐
│                 [like/share]│  ← top-right: avoid
│                             │
│                             │
│      ✓ SAFE CONTENT AREA    │
│                             │
│                             │
│  [title bar overlay area]   │  ← bottom 10%: avoid key info
└─────────────────────────────┘

Grid Layouts

Density-Based Layouts

Layout Info Density Whitespace Points/Image Best For
sparse Low 60-70% 1-2 Covers, quotes, impactful statements
balanced Medium 40-50% 3-4 Standard content, tutorials
dense High 20-30% 5-8 Knowledge cards, cheat sheets

Structure-Based Layouts

Layout Structure Items Best For
list Vertical enumeration 4-7 Rankings, checklists, step guides
comparison Left vs Right 2 sections Before/after, pros/cons
flow Connected nodes 3-6 steps Processes, timelines, workflows
mindmap Center radial 4-8 branches Concept maps, brainstorming, topic overview
quadrant 4-section grid 4 sections SWOT analysis, priority matrix, classification

Layout by Position

Position Recommended Layout Why
Cover sparse Maximum visual impact, clear title
Setup balanced Context without overwhelming
Core balanced/dense/list Based on content density
Payoff balanced/list Clear takeaways
Ending sparse Clean CTA, memorable close

Grid Cells

For multi-element compositions:

Name Cells Use Case
single 1 Hero image, maximum impact
dual 2 Before/after, comparison
triptych 3 Steps, process flow
quad 4 Product showcase
six-grid 6 Checklist, collection
nine-grid 9 Multi-image gallery

Visual Balance

Sparse Layout

  • Single focal point centered
  • Breathing room on all sides
  • Symmetrical composition

Balanced Layout

  • Top-weighted title
  • Evenly distributed content below
  • Clear visual hierarchy

Dense Layout

  • Organized grid structure
  • Clear section boundaries
  • Compact but readable spacing

List Layout

  • Left-aligned items
  • Clear number/bullet hierarchy
  • Consistent item format

Comparison Layout

  • Symmetrical left/right
  • Clear visual contrast
  • Divider between sections

Flow Layout

  • Directional flow (top→bottom or left→right)
  • Connected nodes with arrows
  • Clear progression indicators

Mindmap Layout

  • Central topic node
  • Radial branches outward
  • Hierarchical sub-branches
  • Organic curved connections

Quadrant Layout

  • 4-section grid (2×2)
  • Clear axis labels
  • Each quadrant with distinct content
  • Optional circular variant for cycles