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Documentation Core Tools Svg Placeholder Generator

Basic Usage

This guide will walk you through the basic usage of the SVG Placeholder Generator tool, helping you create your first placeholder images quickly and efficiently.

Interface Overview

The SVG Placeholder Generator interface is divided into three main sections:

1. Input Controls (Left Panel)

  • Width & Height: Set image dimensions
  • Font Size: Control text size
  • Use Exact Size: Toggle for precise sizing

2. Color & Text Settings (Middle Panel)

  • Background Color: Choose background color
  • Text Color: Select text color
  • Custom Text: Enter custom placeholder text

3. Preview & Output (Right Panel)

  • Live Preview: Real-time image preview
  • SVG HTML Element: Generated SVG code
  • Base64 Data URI: Encoded format for CSS

Step-by-Step Guide

Step 1: Set Image Dimensions

  1. Width Control:
    • Use the number input to set width (1-2000px)
    • Click + or - buttons for quick adjustments
    • Or type directly in the input field
  2. Height Control:
    • Use the number input to set height (1-2000px)
    • Click + or - buttons for quick adjustments
    • Or type directly in the input field

Example: Set width to 800 and height to 400 for a landscape placeholder.

Step 2: Configure Colors

  1. Background Color:
    • Click the color picker to open color selection
    • Choose from the color palette or enter hex code
    • The preview updates automatically
  2. Text Color:
    • Select a contrasting color for text visibility
    • Use the color picker or enter hex code directly
    • Ensure good contrast with background color

Example: Use #4f46e5 (blue) background with #ffffff (white) text.

Step 3: Customize Text

  1. Font Size:
    • Adjust font size using the number input (8-100px)
    • Use + or - buttons for quick changes
    • Larger text for bigger images, smaller for thumbnails
  2. Custom Text:
    • Enter your own text in the "Custom Text" field
    • Leave empty to use default dimension display (e.g., "800 × 400")
    • Use descriptive text like "Product Image" or "User Avatar"

Example: Enter "Coming Soon" as custom text.

Step 4: Preview Your Placeholder

The preview area shows your placeholder in real-time:

  • Updates automatically as you change settings
  • Shows exact dimensions and styling
  • Displays how the final image will look

Step 5: Generate Output

Choose your preferred output format:

  1. SVG HTML Element:
    • Copy the generated SVG code
    • Paste directly into HTML
    • Use for inline SVG elements
  2. Base64 Data URI:
    • Copy the Base64 encoded string
    • Use in CSS as background-image
    • Perfect for responsive designs
  3. Download SVG:
    • Click "Download svg" button
    • Save as .svg file
    • Use in design tools or offline projects

Quick Start Examples

Example 1: Basic Placeholder

Width: 300px
Height: 200px
Background: #cccccc
Text: #333333
Font Size: 24px
Custom Text: (leave empty)

Example 2: Branded Placeholder

Width: 600px
Height: 400px
Background: #your-brand-color
Text: #ffffff
Font Size: 32px
Custom Text: "Your Brand"

Example 3: Thumbnail Placeholder

Width: 150px
Height: 150px
Background: #f3f4f6
Text: #6b7280
Font Size: 16px
Custom Text: "Image"

Tips for Best Results

🎨 Color Selection

  • Use high contrast between background and text
  • Consider your brand colors for consistency
  • Test readability with different color combinations
  • Use web-safe colors for better compatibility

📐 Dimension Guidelines

  • Use common aspect ratios (16:9, 4:3, 1:1)
  • Consider responsive breakpoints
  • Test on different screen sizes
  • Use even numbers for crisp rendering

📝 Text Considerations

  • Keep text concise and descriptive
  • Use appropriate font sizes for image dimensions
  • Consider text length for different placeholder sizes
  • Use meaningful text that describes the content

🔧 Technical Tips

  • SVG format is scalable and lightweight
  • Base64 format is perfect for CSS backgrounds
  • HTML format is ideal for inline usage
  • All formats work in modern browsers

Common Use Cases

Web Development

  • Layout Testing: Create placeholders for different screen sizes
  • Responsive Design: Generate images for various breakpoints
  • Loading States: Create temporary images while content loads
  • Mockups: Generate placeholder images for design prototypes

Application Development

  • UI Prototyping: Create placeholders for app interfaces
  • Database Testing: Generate test images for applications
  • API Development: Create mock image responses
  • Documentation: Generate example images for guides

The SVG Placeholder Generator makes it easy to create professional placeholder images for any project. With its intuitive interface and real-time preview, you can generate the perfect placeholder in seconds.

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