Dead Pixel Test

什么是坏点测试?

坏点测试用于检测显示器上的缺陷像素。坏点分为三种类型:

  • 亮点:在黑色背景下显示为白色或彩色的点
  • 暗点:在白色或彩色背景下显示为黑色的点
  • 卡色点:始终显示为某种颜色的点

通过在不同纯色背景下检查屏幕,可以发现这些缺陷像素。

使用说明

  1. 点击"开始测试"按钮进入全屏模式
  2. 仔细观察屏幕上的每个区域,查找异常像素
  3. 点击屏幕或按 → 键切换到下一种颜色
  4. 按 ← 键返回上一种颜色
  5. 按 ESC 键退出测试
  6. 建议依次检查红、绿、蓝、白、黑五种颜色

测试颜色预览

红色
绿色
蓝色
白色
黑色

💡 提示

  • 在暗室中测试更容易发现亮点
  • 在明亮环境中测试更容易发现暗点
  • 如果发现坏点,建议联系显示器厂商进行保修
  • 新购买的显示器建议立即进行坏点测试

What is Dead Pixel Test?

Generate fancy fonts, ASCII art, color palettes, and other creative assets with a few clicks. Whether you are dressing up a social media bio, making a fun image, or just experimenting, this tool makes it easy. Everything renders in your browser — no uploads, no accounts, just pure creativity.

▶Use Cases5 scenarios
  • ◆Making eye-catching social media posts
  • ◆Adding personality to your portfolio
  • ◆Creating fun text effects for bios and profiles
  • ◆Designing visuals for presentations
  • ◆Generating marketing graphics on the fly
▶How to Use6 steps
  1. 1Open the Dead Pixel Test — no signup, no login.
  2. 2Paste your input or drag and drop a file.
  3. 3Hit Process or Generate and see results instantly.
  4. 4Preview the output and click Copy to grab it.
  5. 5💡 Pro Tip: Check the FAQ below for power-user tricks.
  6. 6📌 Bookmark this page — you will want to come back.
▶Features8 features
  • ✓Completely free
  • ✓No account needed
  • ✓Live preview
  • ✓Tons of styles to try
  • ✓Download with one click
  • ✓No limits on creativity
  • ✓Works on any device
  • ✓Your creations stay private
▶FAQ7 questions
What is Dead Pixel Test?

An online creative design tool. Input: the raw data or content you need to process. Output: the processed result with one-click copy and download. Used for quick processing tasks in development, work, and study. Everything runs locally in your browser — no data is uploaded.

Is this good enough for professional work?

Designers use it for quick drafts, but it is also fun enough for casual play. Both work great.

Can I use the output commercially?

Absolutely. Everything you generate is yours — use it anywhere.

Do I need to install anything?

Nope. It is a website. Open it and go.

What can I export?

PNG and SVG cover most use cases. Copy the text output directly for fonts and ASCII art.

Will two generations ever look the same?

Almost never. Random parameters make each output unique.

Does it work on phones?

Yes — and the live preview works smoothly on mobile screens too.