The Primary Color
The Primary Color is the main color of your site.
Hover: color when hovering items
Example: Color Button, Color Link, and some other places.
Secondary (Heading) Color
Secondary (Heading) Color is the color of the heading text.
Example: Color Title, Title Tab, etc.
Text Color is the color of the content text.
Example: Color content, description in a single blog, single product, page, etc.
Accent Color is the color of the content text.
Border Color is the color of borders.
Example: border product block, border form input, and places with borders.
Light Color is used for sub-description.
Example: Color categories, color date-time, color subtitle.
Dark Color is used for sub-description.
Background field
Background field is the color used for background fields and similar sub-description areas.