Theme Color
Less than 1 minute
The theme allows you to customize theme color and even provide a picker.
Setting Default Theme Color
You should set the default theme color of your site in .vuepress/styles/palette.scss through $theme-color:
$theme-color: #f00;
Theme Color Picker
Top use it, set a list of theme colors you want to use in .vuepress/styles/config.scss with $theme-colors:
$theme-colors: #2196f3, #f26d6d, #3eaf7c, #fb9b5f;
Tips
The default theme color above will always be the first one in picker.