Check out all the labels options.
Default Success Info Warning Danger Dark
1 2 3 4 5 6
<span class="badge badge-default">Default</span> <span class="badge badge-success">Success</span> <span class="badge badge-info">Info</span> <span class="badge badge-warning">Warning</span> <span class="badge badge-danger">Danger</span> <span class="badge badge-dark">Dark</span>
Primary Secondary Tertiary Quaternary
1 2 3 4
<span class="badge badge-primary">Primary</span> <span class="badge badge-secondary">Secondary</span> <span class="badge badge-tertiary">Tertiary</span> <span class="badge badge-quaternary">Quaternary</span>
Small Default Large
1 2 3
<span class="badge badge-sm badge-primary">Small</span> <span class="badge badge-primary">Default</span> <span class="badge badge-lg badge-primary">Large</span>
<h1>Example heading <span class="badge badge-dark">New</span></h1> <h2>Example heading <span class="badge badge-dark">New</span></h2> <h3>Example heading <span class="badge badge-dark">New</span></h3> <h4>Example heading <span class="badge badge-dark">New</span></h4> <h5>Example heading <span class="badge badge-dark">New</span></h5> <h6>Example heading <span class="badge badge-dark">New</span></h6>