Colors
 Colorize text with color utilities. If you want to colorize links, you can use the  link helper attributes  which have :hover and :focus states. 
Light Mode
Dark Mode
primary
primary-emphasis
secondary
secondary-emphasis
success
success-emphasis
danger
danger-emphasis
warning
warning-emphasis
info
info-emphasis
light
light-emphasis
dark
dark-emphasis
body
body-emphasis
body-secondary
body-tertiary
black
white
black-50
white-50
primary
primary-emphasis
secondary
secondary-emphasis
success
success-emphasis
danger
danger-emphasis
warning
warning-emphasis
info
info-emphasis
light
light-emphasis
dark
dark-emphasis
body
body-emphasis
body-secondary
body-tertiary
black
white
black-50
white-50
<template>
 <Row text-alignment="center">
  <Col><h5>Light Mode</h5></Col>
  <Col><h5>Dark Mode</h5></Col>
 </Row>
 <Row>
  <Col
   theme="light"
   background-color="light"
  >
   <b-p text-color="primary">
    primary
   </b-p>
   <b-p text-color="primary-emphasis">
    primary-emphasis
   </b-p>
   <b-p text-color="secondary">
    secondary
   </b-p>
   <b-p text-color="secondary-emphasis">
    secondary-emphasis
   </b-p>
   <b-p text-color="success">
    success
   </b-p>
   <b-p text-color="success-emphasis">
    success-emphasis
   </b-p>
   <b-p text-color="danger">
    danger
   </b-p>
   <b-p text-color="danger-emphasis">
    danger-emphasis
   </b-p>
   <b-p
    text-color="warning"
    background-color="dark"
   >
    warning
   </b-p>
   <b-p text-color="warning-emphasis">
    warning-emphasis
   </b-p>
   <b-p
    text-color="info"
    background-color="dark"
   >
    info
   </b-p>
   <b-p text-color="info-emphasis">
    info-emphasis
   </b-p>
   <b-p
    text-color="light"
    background-color="dark"
   >
    light
   </b-p>
   <b-p text-color="light-emphasis">
    light-emphasis
   </b-p>
   <b-p text-color="dark">
    dark
   </b-p>
   <b-p text-color="dark-emphasis">
    dark-emphasis
   </b-p>
   <b-p text-color="body">
    body
   </b-p>
   <b-p text-color="body-emphasis">
    body-emphasis
   </b-p>
   <b-p text-color="body-secondary">
    body-secondary
   </b-p>
   <b-p text-color="body-tertiary">
    body-tertiary
   </b-p>
   <b-p text-color="black">
    black
   </b-p>
   <b-p
    text-color="white"
    background-color="dark"
   >
    white
   </b-p>
   <b-p text-color="black-50">
    black-50
   </b-p>
   <b-p
    text-color="white-50"
    background-color="dark"
   >
    white-50
   </b-p>
  </Col>
  <Col
   theme="dark"
   background-color="dark"
  >
   <b-p text-color="primary">
    primary
   </b-p>
   <b-p text-color="primary-emphasis">
    primary-emphasis
   </b-p>
   <b-p text-color="secondary">
    secondary
   </b-p>
   <b-p text-color="secondary-emphasis">
    secondary-emphasis
   </b-p>
   <b-p text-color="success">
    success
   </b-p>
   <b-p text-color="success-emphasis">
    success-emphasis
   </b-p>
   <b-p text-color="danger">
    danger
   </b-p>
   <b-p text-color="danger-emphasis">
    danger-emphasis
   </b-p>
   <b-p
    text-color="warning"
    background-color="dark"
   >
    warning
   </b-p>
   <b-p text-color="warning-emphasis">
    warning-emphasis
   </b-p>
   <b-p
    text-color="info"
    background-color="dark"
   >
    info
   </b-p>
   <b-p text-color="info-emphasis">
    info-emphasis
   </b-p>
   <b-p
    text-color="light"
    background-color="dark"
   >
    light
   </b-p>
   <b-p text-color="light-emphasis">
    light-emphasis
   </b-p>
   <b-p text-color="dark">
    dark
   </b-p>
   <b-p text-color="dark-emphasis">
    dark-emphasis
   </b-p>
   <b-p text-color="body">
    body
   </b-p>
   <b-p text-color="body-emphasis">
    body-emphasis
   </b-p>
   <b-p text-color="body-secondary">
    body-secondary
   </b-p>
   <b-p text-color="body-tertiary">
    body-tertiary
   </b-p>
   <b-p text-color="black">
    black
   </b-p>
   <b-p
    text-color="white"
    background-color="dark"
   >
    white
   </b-p>
   <b-p text-color="black-50">
    black-50
   </b-p>
   <b-p
    text-color="white-50"
    background-color="dark"
   >
    white-50
   </b-p>
  </Col>
 </Row>
</template>
Opacity
<template>
 <b-div text-color="primary">
  This is default primary text
 </b-div>
 <b-div
  text-color="primary"
  text-opacity="75"
 >
  This is 75% opacity primary text
 </b-div>
 <b-div
  text-color="primary"
  text-opacity="50"
 >
  This is 50% opacity primary text
 </b-div>
 <b-div
  text-color="primary"
  text-opacity="25"
 >
  This is 25% opacity primary text
 </b-div>
</template>