WordWeb Online

1. Of a colour at the end of the colour spectrum (next to orange); resembling the colour of blood, cherries, tomatoes or rubies
   "The picture would come through dark with a ruby-red tinge";
   - red, reddish, ruddy, blood-red, carmine, cerise, cherry, cherry-red, crimson, ruby, scarlet, rufescent, reddy

See also: chromatic