Closest hex to #456645 is #464

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#
#464

456645

456645

contains 46

046 146 246 346 446 460 461 462 463 464 465 466 467 468 469 46a 46b 46c 46d 46e 46f 546 646 746 846 946 a46 b46 c46 d46 e46 f46

contains 64

064 164 264 364 464 564 640 641 642 643 644 645 646 647 648 649 64a 64b 64c 64d 64e 64f 664 764 864 964 a64 b64 c64 d64 e64 f64

contains 44

044 144 244 344 440 441 442 443 444 445 446 447 448 449 44a 44b 44c 44d 44e 44f 544 644 744 844 944 a44 b44 c44 d44 e44 f44