Generate professional placeholder images for web design, wireframes, and mockups. Customize dimensions, colors, text, and format.
<img src="placeholder.png" width="800" height="400" alt="Placeholder">Use width and height attributes to prevent layout shift (CLS)
background: #ccc url('placeholder.svg') center/cover;SVG placeholders are ideal for CSS backgrounds β infinitely scalable
<Image src="/placeholder.png" width={800} height={400} alt="..." />Use Next.js Image component for automatic optimization
<img src="data:image/png;base64,..." alt="Placeholder">Embed small placeholders directly in HTML β no extra HTTP request
| Use Case | Dimensions | Aspect Ratio |
|---|---|---|
| Favicon / Icon | 64 Γ 64 | 1:1 |
| Avatar / Profile | 150 Γ 150 | 1:1 |
| Thumbnail | 300 Γ 200 | 3:2 |
| Blog Feature Image | 1200 Γ 630 | ~1.9:1 |
| Social Media OG | 1200 Γ 630 | ~1.9:1 |
| Hero Banner | 1920 Γ 600 | 16:5 |
| Full HD | 1920 Γ 1080 | 16:9 |
| Product Photo | 800 Γ 800 | 1:1 |
Placeholder images are used in web development and design to fill image spaces during prototyping, wireframing, and development before final images are ready. They help visualize layouts and test responsive designs.
Yes, all placeholder images generated by this tool are created locally in your browser and are free to use for any purpose, including commercial projects.
You can generate images up to 4096x4096 pixels. For larger sizes, the browser canvas may have limitations depending on your device memory.
You can download placeholder images as PNG (raster format, best for web) or SVG (vector format, infinitely scalable). You can also copy the image as a data URL for inline use in HTML or CSS.