# Discover the black area

**URL:** <https://forum.opencv.org/t/discover-the-black-area/18800>\
**Category:** Python\
**Created:** [September 23, 2024, 4:48pm UTC](https://forum.opencv.org/t/discover-the-black-area/18800 "2024-09-23T16:48:57Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![rafaelmoraes](https://avatars.discourse-cdn.com/v4/letter/r/5f9b8f/32.png) [@rafaelmoraes](https://forum.opencv.org/u/rafaelmoraes)\
**Post date:** [September 23, 2024, 4:48pm UTC](https://forum.opencv.org/t/discover-the-black-area/18800/1 "2024-09-23T16:48:57Z")

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Hello, I have some images in these patterns, but I needed to pay for the percentage of black color that is in the image.

![20240923_125010](https://us1.discourse-cdn.com/flex020/uploads/opencv/original/2X/a/a10641986d0c9ab0832a0ce775844b83281cca26.jpeg)