Olivia - Change Subscribe Widget Background Color

Go to Appearance > Customize > Additional CSS, and paste the code below: 

.footer-widget-header-container {
    background-color: #000;
	color: #fff;
}


.footer-widget-header-container .widget-title {
	color: #fff;
}<br>

Replace the "#000" with the hexcode of the color you want to change it to.

Change "#fff" with the hexcode you want your text and widget titles to be.

Click to Save Changes.