Closest hex to #137fe3 is #17d

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#17d

137fe3

137fe3

contains 17

017 117 170 171 172 173 174 175 176 177 178 179 17a 17b 17c 17d 17e 17f 217 317 417 517 617 717 817 917 a17 b17 c17 d17 e17 f17

contains 7d

07d 17d 27d 37d 47d 57d 67d 77d 7d0 7d1 7d2 7d3 7d4 7d5 7d6 7d7 7d8 7d9 7da 7db 7dc 7dd 7de 7df 87d 97d a7d b7d c7d d7d e7d f7d

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