Closest hex to #51b50a is #5b1

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#5b1

51b50a

51b50a

contains 5b

05b 15b 25b 35b 45b 55b 5b0 5b1 5b2 5b3 5b4 5b5 5b6 5b7 5b8 5b9 5ba 5bb 5bc 5bd 5be 5bf 65b 75b 85b 95b a5b b5b c5b d5b e5b f5b

contains b1

0b1 1b1 2b1 3b1 4b1 5b1 6b1 7b1 8b1 9b1 ab1 b10 b11 b12 b13 b14 b15 b16 b17 b18 b19 b1a b1b b1c b1d b1e b1f bb1 cb1 db1 eb1 fb1

contains 51

051 151 251 351 451 510 511 512 513 514 515 516 517 518 519 51a 51b 51c 51d 51e 51f 551 651 751 851 951 a51 b51 c51 d51 e51 f51