According to MDN, the list attribute can be used for <input> elements of type color to provide a list of predefined colors. That page also indicates that
postgresql-9.3
document-classification
printer
arangodb-graph
word2vec
oracle-cloud-streaming
apache-spark-1.5.2
magic-square
ndb
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vue.js
python-fu
ancestry
gridviewcolumn
squirrel.windows
unobtrusive-validation
purity
uipresentationcontroller
.net-core-rc1
vue-cli
saddle
hana
plotly-express
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worklight-server
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