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
automatic-ref-counting
svn-export
aws-visual-studio-toolkit
callfire
wadslogtable
android-actionbar
related-products
memoryview
apiary.io
wndproc
rx-java
xetex
android-actionbaractivity
custom-configuration
google-cloud-build
django-push-notifications
micro-optimization
android-shapedrawable
react-beautiful-dnd
ack
jakarta-mvc
jgrasp
azure-powershell
chunking
mongodb-csharp-2.0
android-gradle-3.0
form-load
s-expression
rpgle
sails-mongo