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://siaverse.r-universe.dev/badges/:name
https://siaverse.r-universe.dev/badges/:registry
https://siaverse.r-universe.dev/badges/:packages
https://siaverse.r-universe.dev/badges/:articles
https://siaverse.r-universe.dev/badges/:datasets
https://siaverse.r-universe.dev/EduTestItemAnalysis/badges/version
https://siaverse.r-universe.dev/EduTestTextAnalysis/badges/version
https://siaverse.r-universe.dev/IRR2FPR/badges/version
https://siaverse.r-universe.dev/SIAmodules/badges/version
https://siaverse.r-universe.dev/SIAtools/badges/version