next-app-boilerplate/styles/abstracts/_colors.scss

$colors: (
  primary: (
    400: hsla(0deg 0% 100% / 100%),
    600: hsla(0deg 0% 85% / 100%)
  ),
  secondary: (
    400: hsla(0deg 0% 0% / 100%),
    600: hsla(0deg 0% 15% / 100%)
  )
);