$colormap: (
    green: (
        background: #86c351,
        hover: #78b04a,
        txt: #78b05f
    ),
    blue: (
        background: #00b3e0,
        hover: #0097be,
        txt: #0097ff,
    ),
    red: (
        background: #ff5817,
        hover: #da4912,
        txt: #da4912
  ),
  white:(
    background: #fff,
    hover: #eee,
    txt: #ddd
  ),
  black:(
    background: #010101,
    hover: #444,
    txt: #333
  )
);
@function color($color, $variant){
  $setColor: map-get($colormap, $color);
    @return map-get($setColor, $variant);
}

body{
background: color(white, background);
color: color(black,txt);
}