ceCode r"><span id="cb10-1"><a href="overview.html#cb10-1"></a><span class="co"># doesn&#39;t produce black bars</span></span>
<span id="cb10-2"><a href="overview.html#cb10-2"></a><span class="kw">plot_ly</span>(diamonds, <span class="dt">x =</span> <span class="op">~</span>cut, <span class="dt">color =</span> <span class="st">&quot;black&quot;</span>)</span>
<span id="cb10-3"><a href="overview.html#cb10-3"></a><span class="co"># produces red bars with black outline</span></span>
<span id="cb10-4"><a href="