LJH_Shop/niucloud/addon/mall/uni-app/utils/theme.json

{
  "--primary-color": "#FF4142",
  "--primary-help-color": "#FB7939",
  "--primary-color-dark": "#F26F3E",
  "--primary-color-disabled": "#FFB397",
  "--primary-color-light": "#FFF4F4",
  "--page-bg-color": "#f7f7f7",
  "--price-text-color": "#FF4142"
}