Closest hex to #668855 is #685

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#
#685

668855

668855

contains 68

068 168 268 368 468 568 668 680 681 682 683 684 685 686 687 688 689 68a 68b 68c 68d 68e 68f 768 868 968 a68 b68 c68 d68 e68 f68

contains 85

085 185 285 385 485 585 685 785 850 851 852 853 854 855 856 857 858 859 85a 85b 85c 85d 85e 85f 885 985 a85 b85 c85 d85 e85 f85

contains 65

065 165 265 365 465 565 650 651 652 653 654 655 656 657 658 659 65a 65b 65c 65d 65e 65f 665 765 865 965 a65 b65 c65 d65 e65 f65