Closest hex to #57dd63 is #5d6

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#5d6

57dd63

57dd63

contains 5d

05d 15d 25d 35d 45d 55d 5d0 5d1 5d2 5d3 5d4 5d5 5d6 5d7 5d8 5d9 5da 5db 5dc 5dd 5de 5df 65d 75d 85d 95d a5d b5d c5d d5d e5d f5d

contains d6

0d6 1d6 2d6 3d6 4d6 5d6 6d6 7d6 8d6 9d6 ad6 bd6 cd6 d60 d61 d62 d63 d64 d65 d66 d67 d68 d69 d6a d6b d6c d6d d6e d6f dd6 ed6 fd6

contains 56

056 156 256 356 456 556 560 561 562 563 564 565 566 567 568 569 56a 56b 56c 56d 56e 56f 656 756 856 956 a56 b56 c56 d56 e56 f56