Color Brightness Calculator

Calculate the perceived brightness of a color using different formulas.

How It Works

Formula

W3C: (R×299 + G×587 + B×114) / 1000

Frequently Asked Questions

How does the color brightness calculator work?

Enter your values and click Convert. The tool instantly calculates the results using standard color formulas.

Is this color brightness calculator free?

Yes, this tool is completely free with no registration required.

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