elementor color control
$this->add_control(
'title_color',
[
'label' => __( 'Title Color', 'plugin-domain' ),
'type' => \Elementor\Controls_Manager::COLOR,
'scheme' => [
'type' => \Elementor\Scheme_Color::get_type(),
'value' => \Elementor\Scheme_Color::COLOR_1,
],
'selectors' => [
'{{WRAPPER}} .title' => 'color: {{VALUE}}',
],
]
);