{%- liquid
  if swatch_metafield
    assign swatch_hex = swatch_metafield['hex']
    if swatch_hex != blank
      assign swatch_css = 'background-color:' | append: swatch_hex
    else
      assign swatch_url = swatch_metafield['url']
      if swatch_url != blank
        assign swatch_css = 'background-image:url(' | append: swatch_url | append: ')'
      endif
    endif
  endif
  if swatch_css
    echo ' style="' | append: swatch_css | append: '"'
  endif
-%}