W3C home > Mailing lists > Public > public-low-vision-a11y-tf@w3.org > August 2016

Re: WCAG Issue 96/LVTF SC Issue 3: Baseline contrast for images & icons that convey information

From: Jim Allan <jimallan@tsbvi.edu>
Date: Tue, 16 Aug 2016 10:12:15 -0500
Message-ID: <CA+=z1W=871Dk1wqP+9xe_xHOUajEqowDLLm=BjOGa4kSp+=UMA@mail.gmail.com>
To: Laura Carlson <laura.lee.carlson@gmail.com>
Cc: public-low-vision-a11y-tf <public-low-vision-a11y-tf@w3.org>, Joshue O Connor <josh@interaccess.ie>
Thanks for bringing this up.
Contrast (Minimum): The visual presentation of images and icons that convey
information have a contrast ratio of at least 4.5:1
This is a useful and important SC. I will add it to the SCs in the
I do not think that it is ready for WCAG review. This is not mentioned in
the Requirements document and we don't have a user need. Before we bring it
to WCAG the LVTF should discuss it and update the relevant documents.
I will add it to the agenda for Thursday.


On Tue, Aug 16, 2016 at 9:26 AM, Laura Carlson <laura.lee.carlson@gmail.com>

> Hi Jim and all,
> Josh has asked [1] if we are ready to have the full WCAG Working Group
> review the new proposed SC [2] to set a baseline contrast for images &
> icons that convey information.
> I'm wondering if it should be put into the SC template along with the
> rest of the new LVTF SCs for 2.1?
> Thank you.
> Kindest Regards,
> Laura
> [1] WCAG Issue 96
> https://github.com/w3c/wcag/issues/96#issuecomment-240109904
> [2] LVTF SC Issue 3
> https://github.com/w3c/low-vision-SC/issues/3
> --
> Laura L. CArlson

Jim Allan, Accessibility Coordinator
Texas School for the Blind and Visually Impaired
1100 W. 45th St., Austin, Texas 78756
voice 512.206.9315    fax: 512.206.9264  http://www.tsbvi.edu/
"We shape our tools and thereafter our tools shape us." McLuhan, 1964
Received on Tuesday, 16 August 2016 15:12:46 UTC

This archive was generated by hypermail 2.4.0 : Friday, 17 January 2020 16:23:21 UTC