How is that border color defined? (system color schemes)

[Noah Davis]

KColorUtils::mix( palette.color( QPalette::Window ), palette.color(
QPalette::WindowText ), 0.25 )

On Tue, Oct 13, 2020 at 2:25 PM chiasa.men <chiasa.men at web.de> wrote:
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> https://pasteboard.co/JvupDV3.png
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> Per trial and error I assumed the line (border of list view (vertical right
> under the cursor)) color: #bcbebf is defined by a combination of Window Text
> and Window Background (at least it changes if one of the colors is changed) -
> but how is it determined exactly?
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