| Code | Definition | Number of Accessions |
| 1 | cream - most common color in cultivars of Gossypium hirsutum | 3616 |
| 2 | yellow - petal color that is most common in G. barbadense, G. herbaceum, and G. arboreum | 2604 |
| 3 | light yellow - seen in a few G. barbadense accessions such as those typed as "Braziliense" | 509 |
| 4 | red - seen in a few G. arboreum and G. hirsutum ornamental cultivars | 35 |
| 5 | white - in a few G. arboreum accessions, typical for some species e.g. G. costulatum, G. exiguum | 245 |
| 6 | light blue - in a few Australian diploids | 9 |
| 9 | plot is segregating for this trait and a single score is not an accurate description or the variation is outside of the rating scale | 104 |