Image Placeholder Generator

Create SVG placeholder images with custom size, colors, and labels.

Image Placeholder Generator

Generate SVG placeholders as code, data URIs, or snippets.

Settings Prefilled examples
#
Hex format: #RGB or #RRGGBB
#
Used for diagonal guides and label text
Leave empty to auto-fill with dimensions when enabled.
Choose the snippet you want to paste into your project.
Result Copy-ready
No output yet
Set your dimensions and click Generate.
Copied

About Image Placeholder Generator

Image Placeholder Generator for Fast Layout Mockups

Create clean, lightweight placeholder images in seconds with Image Placeholder Generator. Choose dimensions, colors, and optional text, then copy a ready-to-use SVG, data URI, or HTML snippet for your project.

How Image Placeholder Generator Works

The tool builds an SVG placeholder on the server using your settings. SVG is ideal for placeholders because it is tiny, scales crisply on every screen, and can be embedded as plain text or as a data URI.

Step-by-Step

  • 1. Set the size: Enter the width and height you need for your layout, component, or social image slot.
  • 2. Pick colors: Choose a background and text color that matches your wireframe or brand palette.
  • 3. Add label text: Use automatic sizing like “1200×630” or type a custom label such as “Hero Banner”.
  • 4. Choose an output mode: Get raw SVG, a data URI, an HTML <img> tag, or a CSS background-image rule.
  • 5. Copy or download: Copy the output for quick pasting, or download a file you can store in your repo.

Key Features

Multiple output formats

Generate raw SVG markup for maximum control, a URL-safe data URI for embedding, a drop-in HTML image tag, or a CSS background-image rule for quick styling.

Responsive-friendly sizing

Placeholders are created at exact pixel dimensions, which makes them perfect for defining aspect ratios in responsive layouts and for preventing cumulative layout shift while real images load.

Custom colors with predictable contrast

Choose background and foreground colors to match your design system. This helps teams review spacing and hierarchy without being distracted by unfinished imagery.

Optional label text

Show dimensions (for example “800×450”) or a human-readable label like “Product Photo”. Labels are useful during QA, content audits, and when handing designs to developers.

Clean output for code reviews

Because SVG is text, it can be committed, diffed, and reviewed like any other asset. This is useful for component libraries, documentation sites, and automated UI tests.

Use Cases

  • Wireframing and prototypes: Keep spacing realistic while you iterate on layout and user flows.
  • Component libraries: Provide consistent demo content for cards, hero sections, thumbnails, and galleries.
  • Email templates: Preserve table and image block geometry before final assets are available.
  • Performance testing: Replace large images with tiny placeholders to isolate CSS and JS bottlenecks.
  • CMS migrations: Fill missing media slots during imports so editors can spot gaps quickly.
  • Social preview mockups: Create the exact 1200×630 or 1080×1080 boxes used by platforms.
  • QA and accessibility reviews: Label image areas to confirm reading order, focus behavior, and responsive breakpoints.

Whether you are building a single landing page or a large design system, placeholders keep the UI stable and the feedback loop fast. They also reduce ambiguity when multiple stakeholders review the same screen.

Optimization Tips

Use aspect ratios strategically

If you do not know the final image dimensions, start from an aspect ratio that matches the slot (such as 16:9, 4:3, or 1:1). This keeps your layout resilient when real content arrives.

Prefer data URIs for single-file prototypes

When you need a self-contained HTML prototype, a data URI placeholder avoids extra files and makes sharing easier. It is also convenient for demos in documentation and README files.

Keep labels short for small thumbnails

On small sizes, use a brief label or only dimensions so the text remains readable. If text is not helpful, disable it for a cleaner preview.

FAQ

SVG is compact, crisp at any resolution, and can be embedded directly into HTML or CSS. It is also easy to version-control because it is plain text.

Yes. Select the CSS output mode to get a ready-to-paste background-image declaration that includes a data URI, plus sensible background sizing.

Dimensions like “800×450” are a great default because they communicate intent without extra words. For workflows with many variants, use a short label like “Gallery” or “Thumbnail”.

The SVG contains only basic shapes and text based on your inputs. Avoid putting sensitive information into the label text if you plan to publish it.

Use placeholders that match the final slot’s width and height or aspect ratio. When you swap in the real image, the surrounding layout stays stable because the space is already reserved.

Why Choose Image Placeholder Generator?

This tool helps you move faster by removing the “missing asset” bottleneck. Instead of hunting for temporary images, you can generate consistent placeholders that reflect your real layout constraints and keep stakeholders focused on structure and usability.

Because the output is simple SVG and code-friendly snippets, it fits naturally into modern workflows: design handoffs, component-driven development, documentation, and automated tests. Generate, copy, and keep building—then replace placeholders with final media when it is ready.