<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">The shapes are the secondary indicators.<div><br></div><div>Most color blind people don't even <i>know</i> they're colorblind. They use other indicators — shapes and value, mostly — as indicators and think that's what everyone else sees. Note the differences between a Yield sign and a Stop sign. The words, the color, and the shape are all different. </div><div><br></div><div>Making sure that a color/shape combination is consistent is the key.</div><div><br></div><div>-J</div><div><br><div><div>On Jul 30, 2009, at 12:44 PM, Stefano Tacchi wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div>Are you sure these colors are color blind safe? they cannot be<br>confusable colors.<br><br>On 7/30/09, Dave Crossland <<a href="mailto:dave@lab6.com">dave@lab6.com</a>> wrote:<br><blockquote type="cite">2009/7/30 Joshua A.C. Newman <<a href="mailto:joshua@joshuanewmandesign.com">joshua@joshuanewmandesign.com</a>>:<br></blockquote><blockquote type="cite"><blockquote type="cite"><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">Using colored shapes to differentiate would be much better (e.g. iChat's<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">status markers)<br></blockquote></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Right - red circle for GPL, blue square for OFL, orange triangle for MIT?<br></blockquote><blockquote type="cite"><br></blockquote><br><br>-- <br>Stefano<br></div></blockquote></div><br><div> <span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: 'Gill Sans'; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div><div style="text-align: right; "><a href="http://joshuanewmandesign.com/"><font class="Apple-style-span" color="#FF5903">Joshua Newman Design</font></a></div><div style="text-align: right; ">401.225.7222</div></div></div></span> </div><br></div></body></html>