red:
  id: 1
  project_id: 1
  category_id: 1
  name: red
  
green:
  id: 2
  project_id: 1
  category_id: 1
  name: green
  created_at: 2018-08-08 18:18:18
  updated_at: 2018-08-08 18:18:18

blue:
  id: 3
  project_id: 2
  category_id: 1
  name: blue
  created_at: 2018-08-08 18:18:18
  updated_at: 2018-08-08 18:18:18

clear:
  id: 4
  project_id: 1
  name: clear
  created_at: 2018-08-08 18:18:18
  updated_at: 2018-08-08 18:18:18