se</span> <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/c.html">c</a></span><span class="op">(</span><span class="st">"#0033FF"</span>, <span class="st">"#3366FF"</span>, <span class="st">"#6699FF"</span>, <span class="st">"#99CCFF"</span>, <span class="st">"#FFFFFF"</span>, <span class="st">"#FF9999"</span>, <span class="st">"#FF6666"</span>,<span class="st">"#FF0000"</span>, <span class="st">"#CC0000"</span><span class="op">)</span>
<span class="fu">ggplot</span><span class="o