### Tested versions

v4.2.stable.official [46dc27791]

### System information

Windows 11- Godot v4.2.stable.official [46dc27791] - Vulkan (Forward+)

### Issue description

![image](https://github.com/godotengine/godot/assets/46812028/f57e3f30-b3c4-4a83-8793-64a58bd18220)


### Steps to reproduce

Create a new project and select a color in modulate

### Minimal reproduction project (MRP)

N/A
if (color == p_color) {
		return;
	}
	color = p_color;
	if (picker) {
		picker->set_pick_color(p_color);
	}
	queue_redraw();
}
Color ColorPickerButton::get_pick_color() const {
	return color;
}
void ColorPickerButton::set_edit_alpha(bool p_show) {
	if (edit_alpha == p_show) {
		return;
	}
	edit_alpha = p_show;
	if (picker) {
		picker->set_edit_alpha(p_show);
	}
}
bool ColorPickerButton::is_editing_alpha() const {