JAVA

Javafx button color

//making a red button in javafx

Button button = new Button("My Button");
button.setStyle("-fx-background-color: #ff0000; ");

javafx change button background color

/*can address these properties: */
-fx-border-width
-fx-border-color
-fx-background-color
-fx-font-size
-fx-text-fill

/*	see source for more examples
	see JavaFX CSS Reference Guide for additional properties:
	https://docs.oracle.com/javafx/2/api/javafx/scene/doc-files/cssref.html
*/

Javafx button color

ToggleButton btn = new ToggleButton("Say 'Hello World'");
btn.setOnAction((ActionEvent event) -> {
    System.out.println("Hello World!");
});

...
scene.getStylesheets().add(getClass().getResource("style.css").toExternalForm());