Re: [WSG] What not to do for colour blind users

2005-07-25 Thread Terrence Wood
I vaguely recall that red on black is not a very good color choice. I always test my color schemes at http://colorfilter.wickline.org/ and Russ' link from last week is a good primer: http://jfly.iam.u-tokyo.ac.jp/color/ kind regards Terrence Wood. On 25 Jul 2005, at 3:21 PM, Mordechai Peller

RE: [WSG] What not to do for colour blind users

2005-07-25 Thread Tatham Oddie \(Fuel Advance\)
There's a good article here: http://jfly.iam.u-tokyo.ac.jp/color/ which goes through all the variations quite well. Thanks, Tatham Oddie Fuel Advance - Ignite Your Idea www.fueladvance.com ** The discussion list for

Re: [WSG] What not to do for colour blind users

2005-07-24 Thread Mordechai Peller
James Ellis wrote: The box below contains a row of random letters. Most of the letters are coloured white, some are highlighted. Please enter ONLY the RED HIGHLIGHTED characters in the order in which they appear in the box below and press GO. If it's only red or white letters on a black

Re: [WSG] What not to do for colour blind users

2005-07-24 Thread David Pietersen
Mordechai is totally rightin that it ishue that makes it difficult, but it is only within the specific context of combining the two (either Red/Green or Blue/Green). I had a series of progressively more advanced CB tests when I went to join the Army, and ended up with a rating of 19, with 20

Re: [WSG] What not to do for colour blind users

2005-07-24 Thread Mike Brown
David Pietersen wrote: Mordechai is totally right in that it is hue that makes it difficult, but it is only within the specific context of combining the two (either Red/Green or Blue/Green). I had a series of progressively more advanced CB tests when I went to join the Army, and ended up

RE: [WSG] What not to do for colour blind users

2005-07-24 Thread Peter Firminger
For those that haven't seen it, the OzEmail page that James referred to is http://homesite.service.ozemail.com.au/sidenav.html/help/systemstatus To me the colour difference of the three ticks isn't distinguishable. I see a tick and think, the service is fine. Bad use of both colour and