- From: fantasai <fantasai.lists@inkedblade.net>
- Date: Tue, 5 Jan 2016 17:52:50 -0500
- To: Jonathan Avila <jon.avila@ssbbartgroup.com>, John Foliot <john.foliot@deque.com>, 'David Carlisle' <davidc@nag.co.uk>, "spec-prod@w3.org" <spec-prod@w3.org>
- Cc: "chairs@w3.org" <chairs@w3.org>, "w3c-ac-forum@w3.org" <w3c-ac-forum@w3.org>, 'W3C WAI Protocols & Formats' <public-pfwg@w3.org>, 'public-low-vision-a11y-tf' <public-low-vision-a11y-tf@w3.org>, 'Wayne Dick' <wayneedick@gmail.com>, 'Srinivasu Chakravarthula' <srinivasu.chakravarthula@deque.com>
On 01/05/2016 09:43 AM, Jonathan Avila wrote: > ØI'll gently push back on your assertion, as I believe it is the combination of text and underline - together as a visual > whole - that signals to most readers that a link is indeed a link. In other words, it's not " link text ", nor is it _______, > but rather, the combination of the two: _link text_ > > This is also something I’ve always had heartburn over as well. That is sometimes meaning is communicated not by color itself > but by the difference in luminosity. Technique G183 for links indicate that links must be indicated differently on > focus/hover from the surrounding text – but in theory this could be met simply by a focus rectangle by meeting SC 2.4.7 (if A > and AA are applicable). > > A similar issue applies to change in background color on list items, page tabs, etc. that is focus and selection indication > can be met by changing the background and thus communicate focus or selected state by the change in luminosity. This change > in luminosity may not be in the text but may be in the background. In these cases SC 1.4.3 as written would not apply. It’s > unclear if SC 1.4.1 would apply in this case as it’s not color but the difference in luminosity. Technique G183 is mapped to > SC 1.4.1 and not SC 1.4.3 – which makes me think SC 1.4.1 might be broader than just color but that’s not how it’s written. Fwiw, the styles do add a background (and thicken the underline) on :focus and :hover. ~fantasai
Received on Tuesday, 5 January 2016 22:53:23 UTC