- From: Laura Carlson <laura.lee.carlson@gmail.com>
- Date: Wed, 21 Jun 2017 06:49:31 -0500
- To: Joshue O Connor <josh@interaccess.ie>
- Cc: WCAG <w3c-wai-gl@w3.org>
+1 On 6/20/17, Joshue O Connor <josh@interaccess.ie> wrote: > Hi all, > > I placed older SC text into the CFC - The current SC text for this one > is: [1] > > Essential > <https://rawgit.com/w3c/wcag21/user-interface-component-contrast-minimum_ISSUE-10/guidelines/index.html#dfn-essential>visual > > identifiers ofuser interface components > <https://rawgit.com/w3c/wcag21/user-interface-component-contrast-minimum_ISSUE-10/guidelines/index.html#dfn-user-interface-component>have > > acontrast ratio > <https://rawgit.com/w3c/wcag21/user-interface-component-contrast-minimum_ISSUE-10/guidelines/index.html#dfn-contrast-ratio>of > > at least 4.5:1 against the immediate surrounding color(s), except for > the following situations: > > * *Thicker:*Acontrast ratio > > <https://rawgit.com/w3c/wcag21/user-interface-component-contrast-minimum_ISSUE-10/guidelines/index.html#dfn-contrast-ratio>of > at least 3:1 is required where the minimum width and height are at > least 3CSS pixels > > <https://rawgit.com/w3c/wcag21/user-interface-component-contrast-minimum_ISSUE-10/guidelines/index.html#dfn-css-pixel>, > for theessential > > <https://rawgit.com/w3c/wcag21/user-interface-component-contrast-minimum_ISSUE-10/guidelines/index.html#dfn-essential>visual > identifier. > * *Inactive:*Disabled or otherwise inactiveuser interface components > > <https://rawgit.com/w3c/wcag21/user-interface-component-contrast-minimum_ISSUE-10/guidelines/index.html#dfn-user-interface-component> > * *User agent control:*The color(s) of the user interface component > and any adjacent color(s) are determined by the user agent and are > not modified by the author. > > > Notes§ > > <https://rawgit.com/w3c/wcag21/user-interface-component-contrast-minimum_ISSUE-10/guidelines/index.html#user-interface-component-contrast-minimum> > > * Examples ofessential > > <https://rawgit.com/w3c/wcag21/user-interface-component-contrast-minimum_ISSUE-10/guidelines/index.html#dfn-essential>visual > indicators ofuser interface components > > <https://rawgit.com/w3c/wcag21/user-interface-component-contrast-minimum_ISSUE-10/guidelines/index.html#dfn-user-interface-component>may > include (a border, edge, or icon), current value (such as non-text > visual indication of aria-valuenow on a slider) and current state > (such as selection indicator, focus indicator) or other essential > visual indication (which do not rely on color alone). > * Under consideration: simplify this Success Criterion by setting the > minimum color contrast requirement to 3:1 and removing any need for > measuring thickness. > * Under consideration: will review to see if it is possible to combine > with proposed WCAG 2.1 SC 1.4.11 Graphics Contrast. > > > Thanks > > Josh > > [1] > https://rawgit.com/w3c/wcag21/user-interface-component-contrast-minimum_ISSUE-10/guidelines/index.html#user-interface-component-contrast-minimum > > > > > > > Joshue O Connor wrote: >> Call For Consensus — ends FridayJune 23rd at 1:00pmBoston time. >> >> The Working Group has reviewed and approved a Success Criterion for >> inclusion in the Editor’s Draft: "User Interface Component Contrast >> (Minimum)" with the goal of obtaining additional input external to the >> working group. >> >> SC TEXT: >> >> User Interface Component Contrast (Minimum)*:* >> >> Essential visual identifiers of user interface components have a >> contrast ratio of at least 4.5:1 against the immediate surrounding >> color(s), except for the following situations: >> >> 1. *Thicker:*A contrast ratio of at least 3:1 is required where the >> minimum width and height are at least 3 CSS pixels, for the >> essential visual identifier. >> 2. *Inactive:*Disabled or otherwise inactive user interface >> components are exempt from this requirement. >> 3. *User agent control:*The color(s) of the user interface component >> and any adjacent color(s) are determined by the user agent and are >> not modified by the author. >> >> Survey results: >> https://www.w3.org/2002/09/wbs/35422/March14SCReviews/results#xq9 >> GIT Hub: https://github.com/w3c/wcag21/issues/10 >> >> The new SC can be reviewed here, in the context of the full draft: >> >> https://rawgit.com/w3c/wcag21/user-interface-component-contrast-minimum_ISSUE-10/guidelines/index.html#user-interface-component-contrast-minimum >> >> If you have concerns about this proposed consensus position that have >> not been discussed already and feel that those concerns result in you >> “not being able to live with” this decision, please let the group know >> before the CfC deadline. >> >> Thanks >> -- >> Joshue O Connor >> Director | InterAccess.ie > > -- > Joshue O Connor > Director | InterAccess.ie > -- Laura L. Carlson
Received on Wednesday, 21 June 2017 11:50:04 UTC