Color Fill Image Tool

Fill specific areas of any image with your chosen color using this online tool.

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4,600+

Total Calculations Run

< 15ms

Browser Execution Speed

100%

Client-Side Privacy

4.9 / 5.0

User Satisfaction

Worked Example & Common Values

Below is a sample worked calculation demonstrating how Color Fill Image Tool processes input data instantly inside your browser.

Sample Input Birth date: Jan 15, 1995, Target date: Oct 20, 2023

Computed Result Chronological Age: 28 Years, 9 Months, 5 Days (10,505 days elapsed)

Execution Mode Client-Side In-Browser JS

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About This Tool

This Fill with Color Tool allows you to upload any image and fill specific areas with your chosen color. Simply upload an image, select a color using the color picker, click on the area you want to fill, and the tool will apply the color using a flood fill algorithm. You can adjust the tolerance for more precise filling and download the result in PNG format. Perfect for quick image edits, recoloring objects, or creating artistic effects.

Save your calculation history with a free account

How to Use

Upload an image by clicking the upload area or dragging and dropping
Select your desired fill color using the color picker
Adjust the tolerance slider if needed (higher values fill more similar colors)
Click on the area of the image you want to fill with color
Use the 'Reset' button to clear all fills or 'Undo' to remove the last fill
Click 'Process Image' to generate the final result
Download the filled image using the download button

Frequently Asked Questions

Find Quick Answers

What image formats are supported?

The tool supports common image formats including JPG, JPEG, PNG, GIF, and BMP.

How does the tolerance setting work?

Tolerance determines how similar colors need to be to get filled. Lower values only fill very similar colors, while higher values fill a wider range of similar colors.

Can I fill multiple areas with different colors?

Yes, you can change the color and click on different areas to fill them with different colors. Each fill is added to the image.

Is there a limit to the image size?

For best performance, we recommend images under 5MB. Very large images may take longer to process.

Does the tool work on mobile devices?

Yes, the tool is fully responsive and works on mobile devices, tablets, and desktop computers.

Need to run multiple calculations?

Create a free account today to unlock unlimited daily runs, access advanced parameters, save your history, and request custom features.

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