Sentence:  alizarin crimson , orange , raw sienna , raw umber , burnt sienna , sepia , cerulean blue , cobalt blue , French ultramarine blue , Winsor green , Hooker's green 2 , cadmium yellow pale , yellow ochre , Payne's gray , <WSD>charcoal</WSD> gray , Davy's gray , and ivory black '' . 
Meaning of the word marked with <WSD> tags:  a very dark grey color