W3C home > Mailing lists > Public > wai-xtech@w3.org > May 2007

Re: Creating a color palette

From: Richard Schwerdtfeger <schwer@us.ibm.com>
Date: Tue, 15 May 2007 20:35:34 -0500
To: Al Gilman <Alfred.S.Gilman@IEEE.org>
Cc: "Becky Gibson" <Becky_Gibson@notesdev.ibm.com>, wai-xtech@w3.org, wai-xtech-request@w3.org
Message-ID: <OFC3276490.1D3C00EF-ON862572DD.00088EC4-862572DD.0008BFEC@us.ibm.com>





We had this call. The color palette should be a grid with cell navigation.
Each grid cell should have an image with title text containing a
translatable color, like red, and the RGB value.


Rich Schwerdtfeger
Distinguished Engineer, SWG Accessibility Architect/Strategist
Chair, IBM Accessibility Architecture Review  Board
blog: http://www.ibm.com/developerworks/blogs/page/schwer


                                                                           
             Al Gilman                                                     
             <Alfred.S.Gilman@                                             
             IEEE.org>                                                  To 
             Sent by:                  "Becky Gibson"                      
             wai-xtech-request         <Becky_Gibson@notesdev.ibm.com>,    
             @w3.org                   wai-xtech@w3.org                    
                                                                        cc 
                                                                           
             04/11/2007 03:40                                      Subject 
             PM                        Re: Creating a color palette        
                                                                           
                                                                           
                                                                           
                                                                           
                                                                           
                                                                           





At 3:21 PM -0400 11 04 2007, Becky Gibson wrote:
>The dojo toolkit has a color palette for selecting colors. We are planning
>to implement this as a rectangular image map with color blocks organized
>in a table layout.   Using an image map allows the actual colors to still
>remain visible in high contrast mode and it can be made keyboard
>accessible.   I am wondering how to identify this component?  There is no
>explicit role for color picker but it seems there should be some role
>given to the component so the user has some idea about navigation.   Does
>it make sense to mark this up as a table or grid?   Although it is only a
>grid/table by virtue of the implementation strategy.  There is also an
>imggroup role but I'm not sure that makes sense either?  Does this even
>need an additional role beyond the image map itself?

If you are picking colors from a discrete palette, you might consider a
role of 'select' since it doesn't sound as though you would let this
be multi-selectable.

Al

>
>Becky Gibson
>Web Accessibility Architect
>
>IBM Emerging Internet Technologies
>5 Technology Park Drive
>Westford, MA 01886
>Voice: 978 399-6101; t/l 333-6101
>Email: gibsonb@us.ibm.com







graycol.gif
(image/gif attachment: graycol.gif)

pic30483.gif
(image/gif attachment: pic30483.gif)

ecblank.gif
(image/gif attachment: ecblank.gif)

Received on Wednesday, 16 May 2007 01:51:09 GMT

This archive was generated by hypermail 2.2.0+W3C-0.50 : Friday, 27 April 2012 13:15:42 GMT