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Participant
October 24, 2020
Question

Change transparency based on how bright/dark something is

  • October 24, 2020
  • 1 reply
  • 3860 views

Hello, I recently switched to photoshop for various reasons. I recently wanted to change the opacity on this logo based on how white/dark a color is, but couldn't find any way to do it. Any help?

(By the way sorry for the poor image quality, this was the biggest quality I could find.)

 

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1 reply

Mylenium
Legend
October 24, 2020

Image --> Calculations --> Luminance/ Grey, then assign the resulting new channel as a layer mask. In fact in your case since the image is already greyscale you could just copy&paste it into a layer mask as well.

 

Mylenium

Participant
December 31, 2024

How do i copy and paste my black and white image into a layer mask?