Reply To: Question: Blender Color Strangeness
@spikeyxxx Gamma correction varies based user selection in the Render Color management tab (default is set to sRGB correction). But the value is also dependent on what the color value is. In most cases with blender the internal gamma correction is somewhere along the lines of 2.2. That node in your picture is in addition to that internal color correction value for most workspaces in blender.
From the older Blender 2.79 manual:
The latest manual just states it is being done but the value of internal correction should still be the same.