🎬 YouTube Thumbnail Generator
Create professional 1280×720 thumbnails with AI backgrounds, custom text, and overlays. Free, instant download.
72px
30%
Preview (1280×720)
✅ Correct YouTube thumbnail size: 1280×720px, under 2MB
⚡ Quick Templates
YouTube Thumbnail Best Practices
- Use 1280×720px (16:9 ratio) — the standard YouTube thumbnail size
- Keep text large and readable on mobile (minimum 60px font)
- Use high contrast — bright text on dark background or vice versa
- Include a face or emotion when possible — increases CTR by 38%
- File size must be under 2MB (JPG, PNG, GIF, or WebP)
- Use 3 colors max — too many colors look cluttered
Frequently Asked Questions
What is the correct YouTube thumbnail size?
1280×720 pixels (16:9 aspect ratio), maximum 2MB. This tool generates exactly that size.
Is this thumbnail generator free?
Yes, completely free. The AI background feature uses ToolsHub AI which requires no API key or payment.
Can I use these thumbnails commercially?
Yes. Thumbnails you create are yours to use on your YouTube channel.