I should able to create field of type color , As it is introduced inside Joomla it should supported at tjfield level also.
Activity
Add Support for Color Picker field techjoomla#210
sudhir-j-sapkal commentedon Nov 19, 2019
Check for PR : #211
Issue techjoomla#210: Color Field Layout
Merge pull request #211 from sudhir-j-sapkal/ColorField