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OG Image Generator

Create a 1200×630 Open Graph image for social media sharing. Pick a designed template or upload your own background - customize the text and download as PNG.

Preview 1200 × 630
yoursite.com
Your Page Title
A short description of your page content.
YOURSITE.COM
Screenshot or download for actual 1200×630 PNG

About OG Image Generator Online

The Oneyfy OG image generator online creates Open Graph social media preview images at the standard 1200×630 pixel size used by Facebook, Twitter/X, LinkedIn, WhatsApp, and Slack. When someone shares a link to your website, these platforms fetch the OG image and display it as a large thumbnail card in the feed. A well-designed OG image dramatically increases click-through rates. Web developers, bloggers, marketing teams, and content creators use this tool to produce professional preview cards without needing a design tool or developer setup.

Open Graph meta tags were introduced by Facebook in 2010 and are now supported by virtually every social platform. Without an OG image, social platforms show either no preview or automatically extract a random image from the page, which is rarely the image you want. This generator lets you build a polished, on-brand preview card with your headline, description, logo, and background — then download it as a PNG ready to upload to your server and reference in your HTML head tag.

How to Use the OG Image Generator

  1. Enter your headline text in the title field — this is the most prominent text on the card, typically your page or article title.
  2. Optionally add a description line (one or two short sentences summarizing the page content).
  3. Choose a background: pick a solid color, a gradient, or switch to the Upload BG tab to use a photo as the card background.
  4. Adjust text color, alignment, and other style options until the card looks right in the live preview.
  5. Click Download to save the finished 1200×630px PNG, then upload it to your server and add <meta property="og:image" content="https://yoursite.com/og.png"> to your page's <head>.

Design and Background Options

The generator provides multiple ways to create a card that matches your brand. Here are the main options:

  • Solid color backgrounds: Choose any background color using the color picker. A simple solid color with high-contrast white or dark text is often the most readable option, especially for text-heavy cards where the message is more important than visual flair.
  • Gradient backgrounds: Select a two-color gradient for a more polished, modern look. Linear gradients work well for tech brands and content sites. Choose colors that have enough contrast with your text color to keep the headline readable.
  • Photo backgrounds: Switch to the Upload BG tab and upload any photo. The image is scaled and cropped to fill the 1200×630 canvas. A darkening overlay is applied automatically to ensure white text remains readable over bright or busy photos.

Tips for Getting the Best Results

OG images are seen at small sizes in social feeds before anyone clicks, so clarity and contrast are more important than complexity.

  • Keep headline text short and punchy: Social feed cards typically display at around 400–600px wide on desktop and even smaller on mobile. A headline of 6–10 words renders at a readable size; longer headlines may wrap awkwardly or get cut off. Think of your OG image headline as a billboard — fewer words, bigger impact.
  • Maximize contrast between text and background: White text on a dark background or dark text on a light background is the safest choice. Avoid placing light text on a mid-tone background — even if it looks fine on your screen, it may appear washed out after JPEG compression or on a different display. Use the preview to test at a small viewport width.
  • Use the correct 1200×630 dimensions: This tool always outputs at exactly 1200×630px (1.91:1 aspect ratio), which is the recommended size for all major platforms. Facebook requires a minimum of 200×200px but will crop anything that does not match 1.91:1. Twitter/X recommends 1200×628px. Staying at 1200×630 ensures consistent display everywhere without platform-specific adjustments.
  • Upload a high-resolution photo for backgrounds: If you use an uploaded photo as the background, start with a source image of at least 1200×630px. Smaller images will be upscaled and may appear blurry or pixelated in the download. Stock photo sites like Unsplash provide free high-resolution images that work well as OG card backgrounds.
  • Test your OG tag after deployment: After uploading the image and adding the meta tag, use the Facebook Sharing Debugger (developers.facebook.com/tools/debug) or the Twitter Card Validator to see exactly how your card will appear. Social platforms cache OG images aggressively — if you update the image, use the debugger tool to flush the cache so the new version shows immediately.

Why Use an OG Image Generator Online

Creating an OG image traditionally requires opening Figma, Canva, or Photoshop, setting up a 1200×630 artboard, designing the card, exporting it, and uploading it. This online generator collapses all of that into one page: design, preview, and download in under two minutes. Because the image is generated on an HTML canvas in your browser using html2canvas, there is no server processing, no account required, and no data leaves your device during creation.

Web developers building static sites, bloggers who publish frequently, marketing teams handling multiple campaigns, and anyone who manages a website with shared links will benefit most. Having properly configured OG images is one of the highest-ROI tasks in web content — it directly affects how your links appear across the entire social web, influencing every reader's decision to click or scroll past.

Frequently Asked Questions about OG Image Generator

The recommended size is 1200×630 pixels (1.91:1 aspect ratio). This ensures crisp, correctly-cropped display on Facebook, Twitter/X, LinkedIn, WhatsApp, and Slack. The minimum accepted size on Facebook is 200×200px, but smaller images often appear blurry or are displayed as tiny thumbnails rather than full-width cards. This tool always generates images at exactly 1200×630px to match the universal standard.
Upload the downloaded PNG to your web server or CDN, then add this tag inside the <head> section of your HTML: <meta property="og:image" content="https://yoursite.com/og-image.png">. For Twitter/X card support also add: <meta name="twitter:image" content="https://yoursite.com/og-image.png">. Use an absolute URL (starting with https://) — relative paths are not supported by social crawlers.
The on-screen preview is scaled down to fit your browser window, but the download is always the full 1200×630px image. Some minor differences may occur with custom web fonts — html2canvas captures what the browser renders, but fonts loaded via CSS @font-face may not always render identically in the canvas capture versus the DOM. To minimize differences, use system-safe fonts or verify the download matches expectations before deploying.
Yes. Switch to the "Upload BG" tab, choose any image from your device, and it will be scaled and center-cropped to fill the 1200×630 canvas. A semi-transparent dark overlay is applied automatically to ensure your text stays readable over bright or busy photos. For best quality, use a source image of at least 1200×630px — smaller images will be upscaled and may appear soft or pixelated in the downloaded PNG.
Yes, completely free. No account, no watermark, and no usage limits. The tool runs in your browser using JavaScript and the html2canvas library. All image generation happens locally — nothing is sent to a server. You can generate and download as many OG images as you need for personal projects, client work, or commercial sites at no cost.
Yes. The OG image generator works in mobile browsers, though the design experience is better on a larger screen where you can see the full preview. You can upload background images from your phone's camera roll, edit text, and download the result. The generated PNG is always 1200×630px regardless of your screen size, since the canvas renders at the full resolution independently of your display.
For best results, yes. A unique OG image for each page or post — featuring that page's specific headline and content — performs much better on social media than a generic site-wide image. However, having one good default OG image for your homepage and key landing pages is far better than having no OG image at all. Prioritize creating specific images for content you actively share on social media.
The most common causes are: the meta tag URL is not absolute (must start with https://), the image URL is not publicly accessible (check for auth-protected paths), or the social platform has cached an older version of your page. Use Facebook's Sharing Debugger or LinkedIn's Post Inspector to force a fresh crawl and see exactly what each platform is reading from your page's meta tags.