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Re: [css-color] Comment from APA

From: Tab Atkins Jr. <jackalmage@gmail.com>
Date: Thu, 4 Aug 2016 11:36:15 -0700
Message-ID: <CAAWBYDA4euCoxHbz6pPUBjV7Pdb4mhshKedub=eL5Xkn=9ejmg@mail.gmail.com>
To: Janina Sajka <janina@rednote.net>
Cc: www-style list <www-style@w3.org>, W3C WAI Accessible Platform Architectures <public-apa@w3.org>, Michael Cooper <cooper@w3.org>
On Wed, Aug 3, 2016 at 4:51 PM, Janina Sajka <janina@rednote.net> wrote:
> Colleagues:
>
> The Accessible Platform Architectures (APA) Working Group requests
> addition of the following section to the specification css color module
> level 4
> https://www.w3.org/tr/css-color-4/
>
> Accessibility Impact Statement
>
> Content authors should be mindful of requirements on color
> contrast as expressed in WCAG 2.0 Success Criterion 1.4.3:
> http://www.w3.org/TR/UNDERSTANDING-WCAG20/visual-audio-contrast-contrast.html
>
> . See also :
> https://www.w3.org/WAI/perspectives/contrast.html
>
> It is particularly important to be mindful of this requirement when a
> transparency is present because automated measurement is not available
> to quantatively and correctly judge whether sufficient contrast is being
> provided, thus requiring application of informed human judgement on a
> case by case basis.
>
> APA Consensus Documentation
>
> This request is a consensus position of APA as documented at:
> http://lists.w3.org/Archives/Public/public-apa/2016Aug/0008.html

Note that we already have a similar reference to WCAG 1.4.1:
<https://www.w3.org/TR/css-color-4/#notes>.  Just making sure y'all
really want to be adding an additional a11y notice to the spec, or if
y'all missed the existing one and it's enough.

~TJ
Received on Thursday, 4 August 2016 18:44:10 UTC

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