Closest hex to #bbaa77 is #ba7

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#ba7

bbaa77

bbaa77

contains ba

0ba 1ba 2ba 3ba 4ba 5ba 6ba 7ba 8ba 9ba aba ba0 ba1 ba2 ba3 ba4 ba5 ba6 ba7 ba8 ba9 baa bab bac bad bae baf bba cba dba eba fba

contains a7

0a7 1a7 2a7 3a7 4a7 5a7 6a7 7a7 8a7 9a7 a70 a71 a72 a73 a74 a75 a76 a77 a78 a79 a7a a7b a7c a7d a7e a7f aa7 ba7 ca7 da7 ea7 fa7

contains b7

0b7 1b7 2b7 3b7 4b7 5b7 6b7 7b7 8b7 9b7 ab7 b70 b71 b72 b73 b74 b75 b76 b77 b78 b79 b7a b7b b7c b7d b7e b7f bb7 cb7 db7 eb7 fb7