Check the enhanced Bootstrap 4 Text colors — Convey meaning through color with a handful of color utility classes.

The classes for text colors are:

:- .text-muted, .text-primary, .text-success, .text-info, .text-warning, .text-danger, .text-secondary, .text-white, .text-dark, .text-body (default body color/often black) and .text-light.

The classes for background colors are: 

:- .bg-primary, .bg-success, .bg-info, .bg-warning, .bg-danger, .bg-secondary, .bg-dark and .bg-light.

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