Background

Convey meaning through color with a handful of color utility classes. Includes support for styling links with hover states, too.

Background on Bootstrap

Solid colors

<div class="row g-0">
  <div class="col-6 col-sm-4 col-lg-3">
    <div class="p-3 d-flex flex-center bg-primary  false" style="height: 180px">
      <pre class="text-center"><br/><code class="text-white">.bg-primary  </code><p class="mt-2 text-white">#3874ff</p></pre>
    </div>
  </div>
  <div class="col-6 col-sm-4 col-lg-3">
    <div class="p-3 d-flex flex-center bg-secondary  false" style="height: 180px">
      <pre class="text-center"><br/><code class="text-white">.bg-secondary  </code><p class="mt-2 text-white">#49525d</p></pre>
    </div>
  </div>
  <div class="col-6 col-sm-4 col-lg-3">
    <div class="p-3 d-flex flex-center bg-success  false" style="height: 180px">
      <pre class="text-center"><br/><code class="text-white">.bg-success  </code><p class="mt-2 text-white">#25b003</p></pre>
    </div>
  </div>
  <div class="col-6 col-sm-4 col-lg-3">
    <div class="p-3 d-flex flex-center bg-info  false" style="height: 180px">
      <pre class="text-center"><br/><code class="text-white">.bg-info  </code><p class="mt-2 text-white">#0097eb</p></pre>
    </div>
  </div>
  <div class="col-6 col-sm-4 col-lg-3">
    <div class="p-3 d-flex flex-center bg-warning  false" style="height: 180px">
      <pre class="text-center"><br/><code class="text-white">.bg-warning  </code><p class="mt-2 text-white">#e5780b</p></pre>
    </div>
  </div>
  <div class="col-6 col-sm-4 col-lg-3">
    <div class="p-3 d-flex flex-center bg-danger  false" style="height: 180px">
      <pre class="text-center"><br/><code class="text-white">.bg-danger  </code><p class="mt-2 text-white">#ec1f00</p></pre>
    </div>
  </div>
</div>

.bg-primary  
#3874ff

.bg-secondary  
#49525d

.bg-success  
#25b003

.bg-info  
#0097eb

.bg-warning  
#e5780b

.bg-danger  
#ec1f00

Grays

<div class="row g-0">
  <div class="col-6 col-sm-4 col-lg-3">
    <div class="p-3 d-flex flex-center bg-black  false" style="height: 180px">
      <pre class="text-center"><br/><code class="text-white">.bg-black  </code><p class="mt-2 text-white">#000</p></pre>
    </div>
  </div>
  <div class="col-6 col-sm-4 col-lg-3">
    <div class="p-3 d-flex flex-center bg-1100  false" style="height: 180px">
      <pre class="text-center"><br/><code class="text-white">.bg-1100  </code><p class="mt-2 text-white">#15181b</p></pre>
    </div>
  </div>
  <div class="col-6 col-sm-4 col-lg-3">
    <div class="p-3 d-flex flex-center bg-1000  false" style="height: 180px">
      <pre class="text-center"><br/><code class="text-white">.bg-1000  </code><p class="mt-2 text-white">#2b3036</p></pre>
    </div>
  </div>
  <div class="col-6 col-sm-4 col-lg-3">
    <div class="p-3 d-flex flex-center bg-900  false" style="height: 180px">
      <pre class="text-center"><br/><code class="text-white">.bg-900  </code><p class="mt-2 text-white">#49525d</p></pre>
    </div>
  </div>
  <div class="col-6 col-sm-4 col-lg-3">
    <div class="p-3 d-flex flex-center bg-800  false" style="height: 180px">
      <pre class="text-center"><br/><code class="text-white">.bg-800  </code><p class="mt-2 text-white">#5a6573</p></pre>
    </div>
  </div>
  <div class="col-6 col-sm-4 col-lg-3">
    <div class="p-3 d-flex flex-center bg-700  false" style="height: 180px">
      <pre class="text-center"><br/><code class="text-white">.bg-700  </code><p class="mt-2 text-white">#6d7a8a</p></pre>
    </div>
  </div>
  <div class="col-6 col-sm-4 col-lg-3">
    <div class="p-3 d-flex flex-center bg-600  false" style="height: 180px">
      <pre class="text-center"><br/><code class="text-white">.bg-600  </code><p class="mt-2 text-white">#84909e</p></pre>
    </div>
  </div>
  <div class="col-6 col-sm-4 col-lg-3">
    <div class="p-3 d-flex flex-center bg-500  false" style="height: 180px">
      <pre class="text-center"><br/><code class="text-white">.bg-500  </code><p class="mt-2 text-white">#9aa3af</p></pre>
    </div>
  </div>
  <div class="col-6 col-sm-4 col-lg-3">
    <div class="p-3 d-flex flex-center bg-400  false" style="height: 180px">
      <pre class="text-center"><br/><code class="text-black">.bg-400  </code><p class="mt-2 text-black">#b1b9c2</p></pre>
    </div>
  </div>
  <div class="col-6 col-sm-4 col-lg-3">
    <div class="p-3 d-flex flex-center bg-300  false" style="height: 180px">
      <pre class="text-center"><br/><code class="text-black">.bg-300  </code><p class="mt-2 text-black">#e2e5e9</p></pre>
    </div>
  </div>
  <div class="col-6 col-sm-4 col-lg-3">
    <div class="p-3 d-flex flex-center bg-200  border border-300" style="height: 180px">
      <pre class="text-center"><br/><code class="text-black">.bg-200  </code><p class="mt-2 text-black">#f1f2f4</p></pre>
    </div>
  </div>
  <div class="col-6 col-sm-4 col-lg-3">
    <div class="p-3 d-flex flex-center bg-100  border border-300" style="height: 180px">
      <pre class="text-center"><br/><code class="text-black">.bg-100  </code><p class="mt-2 text-black">#f6f7f8</p></pre>
    </div>
  </div>
  <div class="col-6 col-sm-4 col-lg-3">
    <div class="p-3 d-flex flex-center bg-soft  border border-300" style="height: 180px">
      <pre class="text-center"><br/><code class="text-black">.bg-soft  </code><p class="mt-2 text-black">#fcfcfd</p></pre>
    </div>
  </div>
  <div class="col-6 col-sm-4 col-lg-3">
    <div class="p-3 d-flex flex-center bg-white  border border-300" style="height: 180px">
      <pre class="text-center"><br/><code class="text-black">.bg-white  </code><p class="mt-2 text-black">#fff</p></pre>
    </div>
  </div>
</div>

.bg-black  
#000

.bg-1100  
#15181b

.bg-1000  
#2b3036

.bg-900  
#49525d

.bg-800  
#5a6573

.bg-700  
#6d7a8a

.bg-600  
#84909e

.bg-500  
#9aa3af

.bg-400  
#b1b9c2

.bg-300  
#e2e5e9

.bg-200  
#f1f2f4

.bg-100  
#f6f7f8

.bg-soft  
#fcfcfd

.bg-white  
#fff

Gradients

<div class="row g-0">
  <div class="col-6 col-sm-4 col-lg-3">
    <div class="p-3 d-flex flex-center bg-primary bg-gradient false" style="height: 180px">
      <pre class="text-center"><code class="text-white">.bg-gradient</code><br/><code class="text-white">.bg-primary  </code></pre>
    </div>
  </div>
  <div class="col-6 col-sm-4 col-lg-3">
    <div class="p-3 d-flex flex-center bg-secondary bg-gradient false" style="height: 180px">
      <pre class="text-center"><code class="text-white">.bg-gradient</code><br/><code class="text-white">.bg-secondary  </code></pre>
    </div>
  </div>
  <div class="col-6 col-sm-4 col-lg-3">
    <div class="p-3 d-flex flex-center bg-success bg-gradient false" style="height: 180px">
      <pre class="text-center"><code class="text-white">.bg-gradient</code><br/><code class="text-white">.bg-success  </code></pre>
    </div>
  </div>
  <div class="col-6 col-sm-4 col-lg-3">
    <div class="p-3 d-flex flex-center bg-info bg-gradient false" style="height: 180px">
      <pre class="text-center"><code class="text-white">.bg-gradient</code><br/><code class="text-white">.bg-info  </code></pre>
    </div>
  </div>
  <div class="col-6 col-sm-4 col-lg-3">
    <div class="p-3 d-flex flex-center bg-warning bg-gradient false" style="height: 180px">
      <pre class="text-center"><code class="text-white">.bg-gradient</code><br/><code class="text-white">.bg-warning  </code></pre>
    </div>
  </div>
  <div class="col-6 col-sm-4 col-lg-3">
    <div class="p-3 d-flex flex-center bg-danger bg-gradient false" style="height: 180px">
      <pre class="text-center"><code class="text-white">.bg-gradient</code><br/><code class="text-white">.bg-danger  </code></pre>
    </div>
  </div>
</div>
.bg-gradient
.bg-primary  
.bg-gradient
.bg-secondary  
.bg-gradient
.bg-success  
.bg-gradient
.bg-info  
.bg-gradient
.bg-warning  
.bg-gradient
.bg-danger
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