emerald green vs pea green

emerald green

noun
  • A rich green colour, like that of an emerald. 

  • A durable vivid green pigment made from copper arsenate. 

adj
  • Of a rich green colour, like that of an emerald. 

pea green

noun
  • A medium green colour, like that of peas. 

adj
  • Of a yellowish green colour, like that of peas. 

How often have the words emerald green and pea green occurred in a corpus of books? (source: Google Ngram Viewer )