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Re: Finding a real background color of an element

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On 22/08/2018 20:37, Julio Di Egidio wrote:
> On Wednesday, 22 August 2018 19:01:56 UTC+2, Cezary Tomczyk  wrote:
> 
>> That means to me that there is no reliable way to get a real background
>> color of the HTML element. :/
> 
> Well, if you have control over it, do set a color and background color on
> the body, that's required for accessibility anyway.  When there is no such
> information and one needs it, rather review your approach and expectations.

The background and foreground color should be defined for the body, but 
mostly is not defined. In reality, I mean.

> What is it that you are trying to build?  Theming?  A self-styling widget?
> Otherwise what?  There are solutions to every well-posed problem, as well as
> there are ill-posed problems or solutions for no problem at all...

I do calculate a contrast ratio and for that purpose I need background 
and foreground color. Currently, if I can't determine a background color 
for a particular element then I do skip contrast ratio calculation.

I am working on https://www.aslint.org/. The code is not public yet, but 
I have a plan to publish it.


-- 
Cezary Tomczyk
http://www.ctomczyk.pl/

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Finding a real background color of an element Cezary Tomczyk <cezary.tomczyk@gmail.com> - 2018-08-21 19:40 +0200
  Re: Finding a real background color of an element "Michael Haufe (TNO)" <tno@thenewobjective.com> - 2018-08-21 21:14 -0700
  Re: Finding a real background color of an element JJ <jj4public@vfemail.net> - 2018-08-22 14:32 +0700
    Re: Finding a real background color of an element Cezary Tomczyk <cezary.tomczyk@gmail.com> - 2018-08-22 19:01 +0200
      Re: Finding a real background color of an element Julio Di Egidio <julio@diegidio.name> - 2018-08-22 11:37 -0700
        Re: Finding a real background color of an element Cezary Tomczyk <cezary.tomczyk@gmail.com> - 2018-08-23 07:52 +0200
          Re: Finding a real background color of an element Julio Di Egidio <julio@diegidio.name> - 2018-08-23 04:54 -0700
            Re: Finding a real background color of an element Cezary Tomczyk <cezary.tomczyk@gmail.com> - 2018-08-24 19:09 +0200
              Re: Finding a real background color of an element Julio Di Egidio <julio@diegidio.name> - 2018-09-03 03:55 -0700
                Re: Finding a real background color of an element Julio Di Egidio <julio@diegidio.name> - 2018-09-03 04:28 -0700
                Re: Finding a real background color of an element Julio Di Egidio <julio@diegidio.name> - 2018-09-03 05:09 -0700
          Re: Finding a real background color of an element "Michael Haufe (TNO)" <tno@thenewobjective.com> - 2018-09-02 12:40 -0700
            Re: Finding a real background color of an element Julio Di Egidio <julio@diegidio.name> - 2018-09-03 03:51 -0700
              Re: Finding a real background color of an element Julio Di Egidio <julio@diegidio.name> - 2018-09-03 03:55 -0700
            Re: Finding a real background color of an element Cezary Tomczyk <cezary.tomczyk@gmail.com> - 2018-09-04 18:52 +0200
  Re: Finding a real background color of an element Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2018-08-29 22:12 +0200
    Re: Finding a real background color of an element Cezary Tomczyk <cezary.tomczyk@gmail.com> - 2018-08-31 22:30 +0200
      Re: Finding a real background color of an element Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2018-09-02 05:09 +0200
        Re: Finding a real background color of an element Cezary Tomczyk <cezary.tomczyk@gmail.com> - 2018-09-02 19:57 +0200
          Re: Finding a real background color of an element Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2018-09-03 15:09 +0200
            Re: Finding a real background color of an element Cezary Tomczyk <cezary.tomczyk@gmail.com> - 2018-09-04 19:02 +0200
              Re: Finding a real background color of an element Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2018-09-04 22:15 +0200
                Re: Finding a real background color of an element Julio Di Egidio <julio@diegidio.name> - 2018-09-04 22:48 -0700
                Re: Finding a real background color of an element Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2018-09-08 15:39 +0200
                Re: Finding a real background color of an element Julio Di Egidio <julio@diegidio.name> - 2018-09-08 06:57 -0700
                Re: Finding a real background color of an element Richard Damon <Richard@Damon-Family.org> - 2018-09-08 13:32 -0400
                Re: Finding a real background color of an element Julio Di Egidio <julio@diegidio.name> - 2018-09-08 10:43 -0700
                Re: Finding a real background color of an element Julio Di Egidio <julio@diegidio.name> - 2018-09-08 10:44 -0700
                Re: Finding a real background color of an element Richard Damon <Richard@Damon-Family.org> - 2018-09-08 14:23 -0400
                Re: Finding a real background color of an element Julio Di Egidio <julio@diegidio.name> - 2018-09-08 11:31 -0700
                Re: Finding a real background color of an element Richard Damon <Richard@Damon-Family.org> - 2018-09-08 17:59 -0400
  Re: Finding a real background color of an element Silvio <silvio@internet.com> - 2018-09-04 22:05 +0200

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