In Ghost Admin, go to Settings → Design & branding → Customize and open the Theme tab. There are 17 settings, in three groups. Click Save when you're done.

The Theme tab in Ghost Admin, with the Site wide, Homepage and Post groups.
The Theme tab in Ghost Admin, with the Site wide, Homepage and Post groups.

Site wide

SettingOptionsWhat it does
Colour schemeLight, Dark, System, Pastel, BoldThe overall palette. System follows each reader's device. See Colours and fonts.
Background colourColourThe frame around the site card. Light, Dark and System only.
Dark-mode logoImageShown instead of your logo on dark backgrounds and over cover photos.
Copyright textTextCustom footer text. Leave blank for the default.
Subscribe bandNone, Home, Posts, Pages, combinations, EverywhereWhere the newsletter sign-up band appears.
Newsletter headingTextThe sign-up band's heading.
Newsletter descriptionTextThe sign-up band's text.
Feed layoutGrid, ClassicHow post lists look on the homepage, tag, author and archive pages.
Feed layout: Grid.
Feed layout: Grid.
Feed layout: Classic.
Feed layout: Classic.
The subscribe band. Readers can pick which newsletters they want.
The subscribe band. Readers can pick which newsletters they want.

Homepage

SettingOptionsWhat it does
Hero styleCover, Hero, NoneCover fills the first screen with your publication cover image. Hero is a shorter header. None starts with your posts.
Hero overlayNone, Light, Medium, StrongHow much cover photos are darkened behind text, on the homepage and Cover posts.
Hero headingTextThe homepage title. Leave blank to use your site description. Allows <br>, <em>, <strong> and <span>.
Show featured postOn, OffShows your featured post in a banner above the feed.
Explore tagsTag slugs, comma-separatedThe topic cards on the homepage, e.g. travel,food,guides.
Hero style: Cover. Your publication cover fills the first screen.
Hero style: Cover. Your publication cover fills the first screen.
Hero style: Hero. A shorter header above your posts.
Hero style: Hero. A shorter header above your posts.
Hero style: None. The page starts with your featured post and feed.
Hero style: None. The page starts with your featured post and feed.
Hero overlay: None (left) and Strong (right). Medium is the default.
Hero overlay: None (left) and Strong (right). Medium is the default.
Show featured post: the banner above the feed.
Show featured post: the banner above the feed.
Explore tags: topic cards, each in its tag colour.
Explore tags: topic cards, each in its tag colour.

Post

SettingOptionsWhat it does
Post content widthReading, WideThe width of the text column on posts.
Show related postsOn, OffRelated posts from the same tag after each article.
Comments systemNative, Disqus, NoneGhost's own comments, Disqus, or none. See Members and comments.
Disqus shortnameTextOnly needed when Comments system is Disqus.

Topic colours

In Ghost Admin, go to Tags (left menu), click a tag, and set its Color. Stretch uses it on that tag's labels and topic card. Add a Tag image for the topic card photo.

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