Color
Open the theme editor and click on Theme settings > Color options.
The image shows part of theme editor’s Theme settings > Color. The settings adjust the color that’s applied to the Scheme 1 color scheme’s text.
Color schemes
You can create different sets of colors called color schemes. VINTAGE theme provides 6 default color schemes, and supports up to 21 color schemes for your store. Refer to Shopify help: Color schemes.
Default color scheme
You can select default color scheme for full theme.