Closest hex to #c09c09 is #b91

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#b91

c09c09

c09c09

contains b9

0b9 1b9 2b9 3b9 4b9 5b9 6b9 7b9 8b9 9b9 ab9 b90 b91 b92 b93 b94 b95 b96 b97 b98 b99 b9a b9b b9c b9d b9e b9f bb9 cb9 db9 eb9 fb9

contains 91

091 191 291 391 491 591 691 791 891 910 911 912 913 914 915 916 917 918 919 91a 91b 91c 91d 91e 91f 991 a91 b91 c91 d91 e91 f91

contains b1

0b1 1b1 2b1 3b1 4b1 5b1 6b1 7b1 8b1 9b1 ab1 b10 b11 b12 b13 b14 b15 b16 b17 b18 b19 b1a b1b b1c b1d b1e b1f bb1 cb1 db1 eb1 fb1