Answers.Body: <p>My statement that the effect looks the same was incorrect. The use of these sliders is explained in the manual, in "Primary Grading Controls" -> "Color Wheels Palette" -> "RGB Lift/Gamma/Gain Sliders" (page 725 in the v14 manual).  Quoting:</p>
  
  <blockquote>
    <p>... These three controls allow easy Y-only adjustments to contrast, where an increase in contrast results in perceptually diminished color saturation.</p>
    
    <p>Making Y-only adjustments to contrast is a great way to increase contrast when you’re going for muted saturation or a gritty look. This kind of adjustment is also useful in situations where you’re trying to increase shadow density without increasing image colorfulness.</p>
  </blockquote>
  
Answers.ContentLicense: CC BY-SA 3.0
Answers.CreationDate: 2017-10-03T20:26:08.230Z
Answers.Text: Glad you found it.  I knew the description of it doing the same thing was wrong from experience, but didn't have the manual handy to double check exactly what the difference was.
Answers.UserDisplayName: AJ Henderson
Answers.ContentLicense: CC BY-SA 3.0
Answers.CreationDate: 2017-10-03T15:38:52.730Z
Answers.LastActivityDate: 2017-10-03T15:38:52.730Z
Answers.UserDisplayName: Szabolcs
Body: <p>In DaVinci Resolve 14, some operations can be performed on all of the Y, R, G, B channels at the same time or only on one of them.</p>
  
  <p>What is the difference between adjusting only Y, or adjusting all of YRGB?  The effect looks the same.</p>
  
  <p><a href="https://i.sstatic.net/JX9iM.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/JX9iM.png" alt="enter image description here"></a></p>
  
Tags: <davinci-resolve><color-grading>
Title: DaVinci Resolve: Difference between adjusting Y or YRGB
UserDisplayName: Szabolcs
ThreadText: # DaVinci Resolve: Difference between adjusting Y or YRGB
  
  (Asked by: username_0 on 2017-10-03)
  
  In DaVinci Resolve 14, some operations can be performed on all of the Y, R, G, B channels at the same time or only on one of them.
  
  What is the difference between adjusting only Y, or adjusting all of YRGB? The effect looks the same.
  
  [![enter image description here](https://i.sstatic.net/JX9iM.png)](https://i.sstatic.net/JX9iM.png)
  
  **Tags:** davinci-resolve, color-grading
  
  
  ---
  
  ## 1 answers
  
  ### Answer by username_0 on 2017-10-03. Score: 5
  
  My statement that the effect looks the same was incorrect. The use of these sliders is explained in the manual, in "Primary Grading Controls" -> "Color Wheels Palette" -> "RGB Lift/Gamma/Gain Sliders" (page 725 in the v14 manual). Quoting:
  
  > ... These three controls allow easy Y-only adjustments to contrast, where an increase in contrast results in perceptually diminished color saturation.
  >
  > Making Y-only adjustments to contrast is a great way to increase contrast when you’re going for muted saturation or a gritty look. This kind of adjustment is also useful in situations where you’re trying to increase shadow density without increasing image colorfulness.
  
  > **Comments:**
  > **username_1**: Glad you found it.  I knew the description of it doing the same thing was wrong from experience, but didn't have the manual handy to double check exactly what the difference was.  
  
  ---
  
  