core/hwe/scss/common/bootstrap_sammo.scss

@function frontColor($color) {
  @return color-contrast($color);
}

@each $colorType,
$color in $nationColors {
  .sam-color-#{$colorType} {
    .sam-nation-own-bgcolor {
      background-color: $color;
      color: frontColor($color);
    }

    .btn-sammo-nation {
      @include button-variant($color, $color);

      &:hover,
      &:active,
      &:focus {
        background-color: $color;
      }

      &,
      &:not(.disabled):hover,
      &:not(.disabled):active,
      &:focus {
        border-color: shade-color($color, 10%);
      }
    }
  }

  .sam-nation-bg-#{$colorType} {
    background-color: $color;
    color: frontColor($color);
  }

  .btn-sammo-nation-#{$colorType} {
    @include button-variant($color, $color);

    &:hover,
    &:active,
    &:focus {
      background-color: $color;
    }

    &,
    &:not(.disabled):hover,
    &:not(.disabled):active,
    &:focus {
      border-color: shade-color($color, 10%);
    }
  }
}

@each $colorType,
$color in $sammoColors {
  .btn-sammo-#{$colorType} {
    @include button-variant($color, $color);

    &:hover,
    &:active,
    &:focus {
      background-color: $color;
    }

    &,
    &:not(.disabled):hover,
    &:not(.disabled):active,
    &:focus {
      border-color: shade-color($color, 10%);
    }
  }
}