Ombi/src/Ombi/ClientApp/src/styles/buttons.scss

$blue: #1976D2;
$pink: #C2185B;
$green:#1DE9B6;
$orange:#F57C00;

.btn-blue {
    background-color: $blue !important;
}

.btn-pink {
    background-color: $pink !important;
}

.btn-green {
    background-color: $green !important;
}

.btn-orange {
    background-color: $orange !important;
}