Closest hex to #81bb66 is #8b6

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#8b6

81bb66

81bb66

contains 8b

08b 18b 28b 38b 48b 58b 68b 78b 88b 8b0 8b1 8b2 8b3 8b4 8b5 8b6 8b7 8b8 8b9 8ba 8bb 8bc 8bd 8be 8bf 98b a8b b8b c8b d8b e8b f8b

contains b6

0b6 1b6 2b6 3b6 4b6 5b6 6b6 7b6 8b6 9b6 ab6 b60 b61 b62 b63 b64 b65 b66 b67 b68 b69 b6a b6b b6c b6d b6e b6f bb6 cb6 db6 eb6 fb6

contains 86

086 186 286 386 486 586 686 786 860 861 862 863 864 865 866 867 868 869 86a 86b 86c 86d 86e 86f 886 986 a86 b86 c86 d86 e86 f86