Image Histogram Viewer
View the distribution of red, green, blue and overall luminance values across every pixel in an image.
Your file is processed locally in your browser and is not uploaded to our server.
How to use Image Histogram Viewer
- 1Upload an image.
- 2View the distribution of red, green, blue and overall luminance values across all pixels.
Frequently asked questions
It shows how pixel brightness is distributed — bars clustered on the left indicate a dark image, on the right a bright/overexposed image, and a spread-out histogram indicates good tonal range.
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