Grid
Contextual color
We have a series of colors that are used by default and you can use these helper classes for most components
| State | Postfix | 
| Primary | *-primary | 
                                        
| Secondary | *-secondary | 
                                        
| Success | *-success | 
                                        
| Info | *-info | 
                                        
| Warning | *-warning | 
                                        
| Danger | *-danger | 
                                        
| Light | *-light | 
                                        
| Dark | *-dark | 
                                        
For each color has its functionality in application as main color of application (primary) or warnings to user (warning)
Examples
Text
Use text-{color} to applying contextual color to text
Background
Use bg-{color} to applying contextual color to background