Online Image Histogram Tool - RGB Color Distribution Analysis Free

📊 Image Histogram Generator

Analyze RGB color distribution and luminance levels in any image

✓ RGB Channels ✓ Luminance ✓ Statistics ✓ Export CSV
🔒 100% Client-Side - Images never leave your device
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Drop image here or click to select
PNG, JPEG, WebP, GIF supported
🖼 Image Preview
Combined RGB Histogram
Luminance Histogram
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Min
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Average
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Max
Red Channel
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Average
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Green Channel
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Blue Channel
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📈 Image Statistics

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Width (px)
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Height (px)
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Total Pixels
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Aspect Ratio
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Avg Brightness
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Contrast

Understanding Image Histograms

A histogram shows the distribution of pixel intensities (0-255) across an image.

🔴 Red Channel

Shows the distribution of red color values. Peaks indicate common red intensity levels in the image.

🟢 Green Channel

Shows the distribution of green color values. Important for nature and landscape photography analysis.

🔵 Blue Channel

Shows the distribution of blue color values. Useful for analyzing sky, water, and cool-toned images.

🔆 Luminance

Shows overall brightness distribution using weighted RGB values (0.299R + 0.587G + 0.114B).

Analyzing image...

Encoding and Data Utilities

Encode, decode, measure sizes, and transform common formats.

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