Closest hex to #22bbaa is #2ba

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#2ba

22bbaa

22bbaa

contains 2b

02b 12b 22b 2b0 2b1 2b2 2b3 2b4 2b5 2b6 2b7 2b8 2b9 2ba 2bb 2bc 2bd 2be 2bf 32b 42b 52b 62b 72b 82b 92b a2b b2b c2b d2b e2b f2b

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 2a

02a 12a 22a 2a0 2a1 2a2 2a3 2a4 2a5 2a6 2a7 2a8 2a9 2aa 2ab 2ac 2ad 2ae 2af 32a 42a 52a 62a 72a 82a 92a a2a b2a c2a d2a e2a f2a