Skip to content
Aback Tools Logo

Placeholder Image Generator

Create custom placeholder images for UI mockups, wireframes, prototypes, and design comps. Choose any size, add text overlays, pick colors, and apply patterns - all generated instantly in your browser with no signup required.

Placeholder Image Generator

Create custom placeholder images for UI mockups

Presets:

Dimensions

Text Overlay

#ffffff

Background

#6366f1

Features

Everything you need for UI placeholder images

Any Size

Generate placeholder images from 50×50 up to 4000×4000 pixels. Use preset sizes (OG, Square, HD, Banner, Avatar, Thumbnail) or custom dimensions.

Custom Colors & Patterns

Choose background and text colors with live color pickers. Add visual interest with Dot, Stripe, Grid, Crosshatch, or Chevron patterns.

Text Overlay

Add custom text with multi-line support. Text auto-sizes and includes a shadow for readability. The size label is shown in the bottom-right corner.

Download or Copy

Download your placeholder as a PNG file, copy the image to your clipboard, or use the Randomize button to quickly generate new combinations.

Use Cases

Where placeholder images are useful

UI/UX Mockups

Generate consistent placeholder images for wireframes and mockups with custom dimensions, text, and colors that match your design system.

Website Prototypes

Create realistic-looking placeholder content for website demos, hero sections, card grids, and gallery layouts before final images are ready.

Social Media Templates

Generate OG image placeholders (1200×630), story templates, and post mockups with the correct aspect ratios for each platform.

Portfolio & Showcases

Fill empty portfolio grids with consistent placeholder images that maintain visual harmony while you curate your actual work.

Presentations & Pitch Decks

Add professional-looking image placeholders to slide decks and pitch presentations to visualize layout before final assets are produced.

App Development

Use placeholder images during app development for image views, avatars, thumbnails, and loading states before connecting real data sources.

About

A fast, local placeholder image tool

100% Canvas-Based

All images are generated using the HTML5 Canvas API directly in your browser. No server requests, no external dependencies - just clean, hardware-accelerated rendering.

Complete Privacy

Everything runs locally. Your generated images never leave your device. No uploads, no tracking, no data collection of any kind.

Customizable Designs

Choose from solid fills or 5 pattern types (Dots, Stripes, Grid, Crosshatch, Chevron). Customize every color with live preview and auto-contrast text colors.

Free for Everyone

No signup, no API key, no usage limits. Generate unlimited placeholder images for personal and commercial projects completely free.

Frequently Asked Questions

Everything you need to know about the Placeholder Image Generator