Copy Below Code and replace with Line: 202, 203, 204 of Sections/main-product.liquid
{% if product.variants[forloop.index0].metafields.color.values and option.name == 'Color' %}
<label for="{{ section.id }}-{{ option.name }}-{{ forloop.index0 }}" style="background-color: {{product.variants[forloop.index0].metafields.color.values}}">
</label>
{% else %}
<label for="{{ section.id }}-{{ option.name }}-{{ forloop.index0 }}">
{{ value }}
</label>
{% endif %}