placeholder imagedummy imagemockup imageweb design

Placeholder Image Generator Online - Custom Size, Color and Text

Mariana Costa

By Mariana Costa· Especialista em Ferramentas

·2 min read

A placeholder image generator creates simple, customizable images that you can drop into wireframes, prototypes, and web layouts before the final visuals are ready. Specify the dimensions, colors, and label text, and download a PNG in seconds - no design skills or software required.

What is a Placeholder Image?

A placeholder image is a temporary visual element used in design mockups, prototypes, and development environments to represent where a real image will eventually appear. Instead of leaving an empty white box, a placeholder typically shows the image dimensions and sometimes a label or icon.

Placeholder images serve several important purposes:

Services like placehold.co or picsum.photos provide URL-based placeholders, but a local generator gives you more control over colors, text, and dimensions.

How to Use the Placeholder Image Generator

  1. Set the dimensions - enter the width and height in pixels. Common sizes include 800×600, 1200×628 (social media), 400×300, and 100×100 (thumbnail).
  2. Choose colors - pick the background color and the text/label color to match your design's color scheme.
  3. Enter label text - optionally add text to display on the image (e.g., the dimensions, "Hero Image," or "Product Photo").
  4. Download the PNG - click the download button to save the generated image to your device.

Common Use Cases

Frequently Asked Questions

Can I specify non-square dimensions? Yes. You can set any width and height independently to create landscape, portrait, or square images of any size.

Is the text automatically centered on the image? Yes. The label text is centered both horizontally and vertically on the generated image.

What file format is the download? The download is a PNG file. PNG is lossless and supports any image size without quality degradation, making it ideal for placeholder images that may be used at various scales.

Can I generate very large placeholder images? Yes. The tool generates images based on canvas rendering in your browser. Very large images (e.g., 5000×5000 px) may take a moment to render but are fully supported.

Use the Placeholder Image Generator free, no sign-up required.

Related tool

Placeholder Image

Free to use, no sign-up.