However, there is no standard association of belt colours with particular ranks and different schools and organizations assign colours independently; see Rank in Judo for examples of variation within an art.
Judo | judo | Private (rank) | private (rank) | Rank Organisation | Commodore (rank) | Reader (academic rank) | Wing Commander (rank) | rank | Top Rank | Spearman's rank correlation coefficient | Military rank | J. Arthur Rank | Enlisted rank | Rank Xerox | Ian Rank-Broadley | ensign (rank) | Wing commander (rank) | military rank | J. Arthur Rank, 1st Baron Rank | Cornet (military rank) | Australian Tertiary Admission Rank | United States Army enlisted rank insignia | Twelve Level Cap and Rank System | subaltern (rank) | Royal Navy ratings rank insignia | Royal Navy officer rank insignia | RANK | Otto Rank | Naik (military rank) |