Use semantic theme color variables, including global primary/secondary colors#19467

magento-engcom-team merged 2 commits intomagento:2.3-developmagento/magento2:2.3-developfrom

Brengineer:feature/use-semantic-theme-color-variablesBrengineer/magento2:feature/use-semantic-theme-color-variablesCopy head branch name to clipboard