Angular : Color cannot be changed with ngClass using bootstrap class "text-white"

Question

Color cannot be changed with ngClass using bootstrap class "text-white".

Code:

[ngClass] = "{'text-white': log >= 5}"

Answer 1

Demo Your syntax is correct if log is a number. Firstly check if it is number then be sure that class has style attribute in css in application

in your component css add this to check

.text-white{
  color:white;
}