Color
Step 1 - you can go to the Elementor and edit page.

Step 2 - Site Settings >> Global Colors >>

Step 3 - Setting color for your site
- The Primary Color is the main color of your site. 
- Regular: original color 
- Hover: color when hovering items 
Example: Color Button, Color Link, and some other places.
- Secondary Color is the color of the heading text. 
- Text Color is the color of the content text. 
Example: Color content, description ... in a single blog, single product, page ...
Example: Color Title, Title Tab ...
- Accent Color is the color button... 
- Border Color is the color border block. 
Example: border product block, border form input, and places with borders ...
- Light Color is the color light used for sub-description. 
Example: Color categories, color date-time, color subtitle ...
Note: Color is sometimes used for many special places to see which colors apply correctly to what cases you can select and test.