Look and Feel

private final void customizeNimbusLaF() {       
    UIManager.put( "control" , UIConstants.GREY_LIGHT );
    UIManager.put( "nimbusAlertYellow" , UIConstants.YELLOW );
    UIManager.put( "nimbusBase" , UIConstants.GREY_DARK );
    UIManager.put( "nimbusDisabledText" , UIConstants.GREY_DARK );
    UIManager.put( "nimbusFocus" , UIConstants.BLUE_LIGHT );
    UIManager.put( "nimbusGreen" , UIConstants.GREEN );
    UIManager.put( "nimbusInfoBlue" , UIConstants.BLUE_MIDDLE );
    UIManager.put( "nimbusRed", UIConstants.RED );
    UIManager.put( "nimbusSelectionBackground",
    UIConstants.BLUE_MIDDLE );

    UIManager.put( "background" ,UIConstants.GREY_LIGHT );
    UIManager.put( "controlDkShadow" , UIConstants.GREY_DARK );
    UIManager.put( "controlShadow", UIConstants.GREY_MIDDLE );
    UIManager.put( "desktop", UIConstants.BLUE_MIDDLE );
    UIManager.put( "menu", UIConstants.GREY_LIGHT );
    UIManager.put( "nimbusBorder", UIConstants.GREY_MIDDLE );
    UIManager.put( "nimbusSelection", UIConstants.BLUE_MIDDLE );
    UIManager.put( "textBackground", UIConstants.BLUE_LIGHT );
    UIManager.put( "textHighlight", UIConstants.BLUE_LIGHT );
    UIManager.put( "textInactiveText", UIConstants.GREY_MIDDLE );

    // panel
    UIManager.put( "Panel.background", UIConstants.GREY_LIGHT );
    UIManager.put( "Panel.disabled", UIConstants.GREY_LIGHT );
    UIManager.put( "Panel.font", UIConstants.DEFAULT_FONT );
    UIManager.put( "Panel.opaque", true );

    // button
    UIManager.put( "Button.background", UIConstants.GREY_LIGHT );
    UIManager.put( "Button.disabled", UIConstants.GREY_LIGHT );
    UIManager.put( "Button.disabledText", UIConstants.BLUE_MIDDLE );
    UIManager.put( "Button.font", UIConstants.DEFAULT_FONT );

    // menu
    UIManager.put( "Menu.background", UIConstants.GREY_LIGHT );
    UIManager.put( "Menu.disabled", UIConstants.GREY_LIGHT );
    UIManager.put( "Menu.disabledText", UIConstants.GREY_DARK );
    UIManager.put( "Menu.font", UIConstants.MENU_FONT );
    UIManager.put( "Menu.foreground", UIConstants.BLACK );
    UIManager.put( "Menu[Disabled].textForeground",
            UIConstants.GREY_MIDDLE );
    UIManager.put( "Menu[Enabled].textForeground", UIConstants.BLACK );
    UIManager.put( "MenuBar.background", UIConstants.GREY_LIGHT );
    UIManager.put( "MenuBar.disabled", UIConstants.GREY_LIGHT );
    UIManager.put( "MenuBar.font", UIConstants.MENU_FONT );
    UIManager.put( "MenuBar:Menu[Disabled].textForeground",
            UIConstants.GREY_MIDDLE );
    UIManager.put( "MenuBar:Menu[Enabled].textForeground",
            UIConstants.BLACK );
    UIManager.put( "MenuItem.background", UIConstants.GREY_LIGHT );
    UIManager.put( "MenuItem.disabled", UIConstants.GREY_LIGHT );
    UIManager.put( "MenuItem.disabledText", UIConstants.GREY_MIDDLE );
    UIManager.put( "MenuItem.font", UIConstants.MENU_FONT );
    UIManager.put( "MenuItem.foreground", UIConstants.BLACK );
    UIManager.put( "MenuItem[Disabled].textForeground",
            UIConstants.GREY_MIDDLE );
    UIManager.put( "MenuItem[Enabled].textForeground",
            UIConstants.BLACK );

    // tree
    UIManager.put( "Tree.background", UIConstants.BLACK );      
}

Source: stackoverflow.com

Similar codes

7 votes144 views3 answers
Html input background color
CSS
1 vote132 views3 answers
Background image in css is not working
CSS
94 votes127 views2 answers
Css code to make text bold
CSS
12 votes138 views1 answer
Pair impaire css
CSS
40 votes140 views4 answers
Center on page css
CSS
0 vote143 views1 answer
Boxsizing
CSS
0 vote141 views1 answer
How to make tet itali in css
CSS
1 vote127 views1 answer
Import maxcdn.bootstrapcdn.com not in index.html in specific component file
CSS
-1 vote146 views1 answer
Apple gradients
CSS
0 vote150 views2 answers
Elementor accordions closed by default
CSS