<?xml version="1.0" encoding="utf-8"?>
<resources>

    <color name="theme_primary">@color/mdu_teal_500</color>
    <color name="theme_primary_dark">@color/mdu_teal_700</color>
    <color name="theme_accent">@color/mdu_pink_a200</color>

    <color name="window_background">#FFF5F5F5</color>

</resources>

<?xml version="1.0" encoding="utf-8"?>
<resources>

    <color name="theme_primary">@color/mdu_blue_500</color>
    <color name="theme_primary_dark">@color/mdu_blue_700</color>
    <color name="theme_accent">@color/mdu_pink_a200</color>

    <color name="window_background">#FFF5F5F5</color>

</resources>

Change the primary theme color to blue
Change the primary theme color to blue
