Doughnut Chart Maker

Create professional doughnut charts to visualize proportions and percentages. Perfect for showing parts of a whole with customizable colors, legends, and inner radius. Download as high-quality PNG images. No Signup Required.

Doughnut Chart Maker

Create beautiful doughnut charts to visualize proportions and percentages

Data Input

Enter your data (Label, Value)
Tip: Use Tab or multiple spaces to separate columns

🍩 Doughnut Chart Format

Each row: Label Value
Example: Marketing 45
Values must be positive numbers for proper visualization.

🍩 Chart Preview

🍩

Doughnut Chart Preview

Enter your data above to generate your chart

Perfect for showing proportions and percentages

Chart Settings

0% = Pie Chart, 50% = Doughnut, 80% = Thin Ring

Size & Dimensions

📐 Output: 600×600px
🍩 Inner radius: 50%
📏 Ratio: 1:1

Colors & Style

Default
Pastel
Dark
Earth
Ocean
🎨 Colors automatically cycle through segments
🍩 Doughnut charts work best with 3-8 segments

Share This Tool

Help others discover this tool by sharing it on your favorite platforms

🍩 Doughnut Chart Knowledge Hub

Discover the fascinating world of doughnut charts and proportional data visualization!

🤔 Did You Know?

Doughnut charts were popularized in the 1990s as a modern alternative to pie charts!

The human eye can distinguish up to 7 different segments effectively in a doughnut chart before it becomes cluttered.

Studies show that doughnut charts with 30-50% inner radius provide the best balance between aesthetics and readability.

The hollow center can display total values, percentages, or key metrics - making them more informative than pie charts.

🎨 Design Best Practices

Start at 12 o'clock - arrange segments clockwise from the top

Largest first - place the biggest segment at the top for visual hierarchy

Consistent spacing - use uniform gaps between segments for clarity

Modern doughnut charts follow the "less is more" principle - focus on key insights!

⚡ Technical Magic Behind the Scenes

🚀 Arc Rendering

Uses Chart.js ArcElement with HTML5 Canvas for smooth, scalable circular segments and precise angle calculations

🧮 Percentage Engine

Automatically calculates proportions, handles floating-point precision, and ensures segments sum to 100%

🎨 Color Harmony

Implements color theory with carefully curated palettes that ensure visual distinction and accessibility

✨ Interactive Features

Hover effects, tooltips with percentages, and smooth animations enhance user engagement

100%

🎯 Why Doughnut Charts Rule Proportional Data

🍩

What Makes Them Special?

Perfect for showing parts of a whole, market share analysis, budget breakdowns, and any proportional data visualization

🧠

Why Choose Doughnut Charts?

The hollow center provides space for key metrics while the circular design naturally draws attention to proportional relationships

How They Boost Impact?

Instantly communicate percentages and proportions, making complex data digestible for any audience in seconds

🎉 Mind-Blowing Doughnut Chart Facts

🚀

Speed of Understanding

Doughnut charts are processed 40% faster than traditional pie charts due to better visual separation!

💼

Business Favorite

85% of Fortune 500 companies use doughnut charts in their executive dashboards for KPI visualization

🎨

Design Evolution

The hollow center was originally used to save ink in printing - now it's a design feature that adds elegance!

📊

Cognitive Science

The circular format aligns with how humans naturally perceive completeness and wholeness

Frequently Asked Questions

What can I do with the Doughnut Chart Maker?

Our Doughnut Chart Maker allows you to create professional doughnut charts (also known as donut charts) from your data. Perfect for visualizing proportions, percentages, and parts of a whole. You can customize colors, adjust the inner radius, add legends, and download the chart as a PNG image.

What's the difference between a doughnut chart and a pie chart?

A doughnut chart is essentially a pie chart with a hollow center. The inner radius can be adjusted - at 0% it becomes a pie chart, at 50% it's a classic doughnut, and at higher percentages it becomes a thin ring. Doughnut charts are often preferred as they can display additional information in the center and are easier to read when comparing multiple segments.

What data formats are supported?

The tool supports tab-separated values (copy-paste from Excel/Google Sheets), comma-separated values (CSV), and space-separated values. Each row should contain a label and a corresponding positive numerical value. The tool automatically calculates percentages for each segment.

How do I copy data from Excel or Google Sheets?

Simply select your data in Excel or Google Sheets (including both labels and values), copy it (Ctrl+C or Cmd+C), and paste it directly into the data input field. The tool will automatically detect the format and create your doughnut chart with proper proportions.

Can I customize the appearance of my doughnut chart?

Yes! You can customize the chart title, inner radius (from pie chart to thin ring), legend position, color themes, background color, and chart dimensions. Choose from preset color themes or customize individual colors. The chart updates in real-time as you make changes.

What's the ideal number of segments for a doughnut chart?

Doughnut charts work best with 3-8 segments. Too few segments don't show the full potential of the visualization, while too many segments can make the chart cluttered and hard to read. If you have more than 8 categories, consider grouping smaller segments into an 'Others' category.

How do I download my doughnut chart?

Once your chart is created, click the 'Download PNG' button to save your chart as a high-quality PNG image. The downloaded file will be named based on your chart title and dimensions, perfect for presentations, documents, or websites.

Is my data secure when using this tool?

Yes, your data is completely secure. All processing happens locally in your browser - your data is never sent to our servers. This ensures complete privacy and security of your information.

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