ionic 提供了很多颜色的配置，当然你可以根据自己的需要自定义颜色。
<ul class="list color-list-demo">
<li class="item dark">
light
<span class="color-demo light-bg light-border"></span>
</li>
<li class="item stable-dark">
stable
<span class="color-demo stable-bg stable-border"></span>
</li>
<li class="item positive">
positive
<span class="color-demo positive-bg positive-border"></span>
</li>
<li class="item calm">
calm
<span class="color-demo calm-bg calm-border"></span>
</li>
<li class="item balanced">
balanced
<span class="color-demo balanced-bg balanced-border"></span>
</li>
<li class="item energized">
energized
<span class="color-demo energized-bg energized-border"></span>
</li>
<li class="item assertive">
assertive
<span class="color-demo assertive-bg assertive-border"></span>
</li>
<li class="item royal">
royal
<span class="color-demo royal-bg royal-border"></span>
</li>
<li class="item dark">
dark
<span class="color-demo dark-bg dark-border"></span>
</li>
</ul>
