colour question

[bazzard]

worth 5 at snooker- 4-4 (contains a colour)

royal flight route -6-6 (contains a colour)

stoneware liquor jar - 9 (contains a colour)

high casualty road ?- 3-5 (contains a colour)

type of old dark ale - 5 -5 (contains a colour)

a seaman in the navy - 10 (contains a colour)

[paulineward]

blue ball

[paulineward]

2 Purple Airway
3 Graybeard

[JMR27]

5. brown stout

6. bluejacket

can only think of black spot for no.3 which doesn't match the number of letters

[Granny C]

or could no.5. be black strap

[Dinkypuzzled]

Could 'high casualty road' be red route ?

[NILYA]

The previous two postings were not there when l signed on last night to give the answer 'red route', but they appeared before I could type it. I think that a red alert at a hospital means 'expect high casualties'.