theme.scss

@import '~@angular/material/theming';
@include mat-core();

$nghyd-primary: mat-palette($mat-indigo);
$nghyd-accent:  mat-palette($mat-lime);
// $nghyd-accent:  mat-palette($mat-teal, 500, 900, A100);
$nghyd-warn:    mat-palette($mat-deep-orange);

$nghyd-theme: mat-light-theme($nghyd-primary, $nghyd-accent, $nghyd-warn);

@include angular-material-theme($nghyd-theme);