Image Placeholder Generator — SVG & Base64 Data URI (No Uploads)

Generate placeholders locally in your browser. Set size, colors, and overlay text — then copy the URI or download PNG.

Settings



Preview

Data URI

Use in HTML, CSS, and Markdown

<img src="DATA_URI_HERE" alt="Placeholder {W}×{H}" width="{W}" height="{H}">

.card-thumb{
  background-image: url("DATA_URI_HERE");
  background-size: cover;
  width: {W}px; height: {H}px;
}

![Placeholder {W}×{H}](DATA_URI_HERE)

Tip: Ctrl/Cmd + Enter regenerates with current settings.

About Image Placeholder Generation

About Image Placeholder Generation

Image placeholders are stand-in graphics used while a real image is not yet ready. They let designers, developers, and content creators build pages that feel complete, even before final photography or artwork arrives. This image placeholder generator creates a clean, customizable placeholder on demand, so you can test layouts, confirm spacing, and preview how text and images will look without hunting for temporary assets.

The idea is simple: you choose a width and height, and the tool draws a rectangle with optional text centered inside. Because it generates a lightweight SVG data URI, the placeholder scales cleanly and can be dropped directly into HTML, CSS, or Markdown. You can also export a PNG if you want a standalone file. This makes it easy to keep your workflow moving while you wait for final images.

How to Use the Generator

  1. Enter your desired width and height for the placeholder.
  2. Pick background and text colors to match your layout or brand.
  3. Add optional text such as a size label or filename.
  4. Click Generate to create the placeholder preview.
  5. Copy the SVG data URI or download the PNG for immediate use.

Why It Is Useful

This tool speeds up rapid prototyping and layout testing. If you are building a website, you can quickly fill cards, banners, and hero sections with correctly sized placeholders. If you are designing a responsive grid, placeholders help confirm how images scale on mobile, tablet, and desktop. It is also practical for documentation, presentations, and wireframes where you need a visual block but do not want to commit to final imagery yet.

Common Placeholder Sizes

  • 150×150 (thumbnail), 300×250 (card), 400×300 (content image)
  • 728×90 (banner), 1200×628 (social link), 1080×1080 (square)
  • 1920×1080 (hero), 2560×1440 (wide banner)

If you are looking for a placeholder image generator, a quick SVG placeholder tool, or a way to create mockup images for web design, this page provides an easy, no-login solution. Generate placeholders in seconds, drop them into your project, and swap them out when your final assets are ready.

5 Fun Facts about Placeholders

SVGs stay pixel-perfect

A single SVG placeholder scales to any size without blur. One tiny data URI can cover all your breakpoints.

Vector magic

Base64 isn’t required

You can drop Base64 and embed raw SVG text in a data URI. Percent-encoding is enough—and smaller.

Lean URIs

Aspect ratio helper

A placeholder with the right width/height keeps layout shifts away while real images load—CLS insurance for free.

Layout stability

Low-ink skeletons

Neutral gray (#e5e7eb style) feels “inactive” to users. Brighter colors make placeholders look like real content.

UI psychology

Use text as a hint

Overlay text like “1200×628 cover” or “Hero” doubles as documentation in design handoffs.

Communicate intent

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