pa-os-desktopclient/styles/dosylook/default_theme.css

PA

/* colors */

  :root {
    --main-color: red;
    --main-hl: blue;
    --main-pastel: #c0ffee;
    --main-bg: white;
    --main-text: black;
    --main-text-hl: yellow;
    --main-border: black;
    --main-2nd: grey;
  }