 cool yellow</li>
  <li>Cadmium yellow light / lemon - opaque cool yellow. All cadmiums are 
  expensive</li>
  <li>Hansa / arylide yellow - transparent neutral (neither especially cool nor 
  warm) yellow</li>
  <li>Cadmium yellow medium / deep - opaque warm yellow</li>
  <li>Cadmium orange - opaque</li>
  <li>Cadmium red light / medium - opaque warm red</li>
  <li>Naphthol / Pyrrol red - transparent warm red</li>
  <li>Alizarin crimson - transparent cool red, seldom used any more because it 
  i