Closest hex to #13b9e1 is #1bd

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#1bd

13b9e1

13b9e1

contains 1b

01b 11b 1b0 1b1 1b2 1b3 1b4 1b5 1b6 1b7 1b8 1b9 1ba 1bb 1bc 1bd 1be 1bf 21b 31b 41b 51b 61b 71b 81b 91b a1b b1b c1b d1b e1b f1b

contains bd

0bd 1bd 2bd 3bd 4bd 5bd 6bd 7bd 8bd 9bd abd bbd bd0 bd1 bd2 bd3 bd4 bd5 bd6 bd7 bd8 bd9 bda bdb bdc bdd bde bdf cbd dbd ebd fbd

contains 1d

01d 11d 1d0 1d1 1d2 1d3 1d4 1d5 1d6 1d7 1d8 1d9 1da 1db 1dc 1dd 1de 1df 21d 31d 41d 51d 61d 71d 81d 91d a1d b1d c1d d1d e1d f1d