Answers for "bootstrap light color code"

bootstrap primary color code

background-color:#007bff;;

bootstrap bg-light color code

/* class bg-light color code is---*/
background-color:#f8f9fa;

change bootstrap background color

<style type="text/css">
   body { background: navy !important; } /* Adding !important forces the browser to overwrite the default style applied by Bootstrap */
</style>

bootstrap color a div

use something like :
<div class="container alert alert-success">
   <div class="row">
      <div class="col">I'm your content inside the grid!</div>
   </div>
</div>