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.