Hayes: Change background color of single post page post title/meta
By default, the Hayes theme includes a background color behind blog post titles and post meta on the single post page. The default color state looks like this:
The color of this background may be changed under Appearance > Customize > Color Options > Blog Feed Colors. The setting is controlled under "Sidebar and Interstitial Colors," with the "Background" color setting. However, adjusting this setting will change backgrounds on interstitial widget areas, and some sidebar widgets, along with the single post page title background. Some users may wish to change the color of the single post page background independently of other widget areas on their site. This Code Hack will assist you with this!
Here's what this Code Hack looks like in action:
And here's the code you need to implement it: