Badges can be customized with 'color', 'scale', and 'style' parameters frombadgen.
For example:https://ropensci.r-universe.dev/badges/:total?scale=2&color=pink&style=flat

URL	Preview	Markdown
https://r-spatial.r-universe.dev/badges/:name
https://r-spatial.r-universe.dev/badges/:registry
https://r-spatial.r-universe.dev/badges/:packages
https://r-spatial.r-universe.dev/badges/:articles
https://r-spatial.r-universe.dev/badges/:datasets
https://r-spatial.r-universe.dev/classInt/badges/version
https://r-spatial.r-universe.dev/gstat/badges/version
https://r-spatial.r-universe.dev/leafem/badges/version
https://r-spatial.r-universe.dev/leafgl/badges/version
https://r-spatial.r-universe.dev/leafpm/badges/version
https://r-spatial.r-universe.dev/leafpop/badges/version
https://r-spatial.r-universe.dev/leafsync/badges/version
https://r-spatial.r-universe.dev/link2GI/badges/version
https://r-spatial.r-universe.dev/lwgeom/badges/version
https://r-spatial.r-universe.dev/mapedit/badges/version
https://r-spatial.r-universe.dev/mapview/badges/version
https://r-spatial.r-universe.dev/plainview/badges/version
https://r-spatial.r-universe.dev/qgisprocess/badges/version
https://r-spatial.r-universe.dev/rgee/badges/version
https://r-spatial.r-universe.dev/RPyGeo/badges/version
https://r-spatial.r-universe.dev/RSAGA/badges/version
https://r-spatial.r-universe.dev/s2/badges/version
https://r-spatial.r-universe.dev/sf/badges/version
https://r-spatial.r-universe.dev/sftime/badges/version
https://r-spatial.r-universe.dev/slideview/badges/version
https://r-spatial.r-universe.dev/spatialreg/badges/version
https://r-spatial.r-universe.dev/spdep/badges/version
https://r-spatial.r-universe.dev/stars/badges/version