https://docs.globo.io/swatch/options/set-color-and-image-swatches
Set color and image swatches | GLO Color Swatch | Globo Docs
Give every option value a colour, a two-colour swatch, or an image.
image swatchessetcolorglodocs
https://elementstark.com/woocommerce-extension-demos/product/image-swatches-gravity-form/
Image Swatches + Gravity Form – WooCommerce Extension Demos
image swatcheswoocommerce extensiongravityformdemos