Closest hex to #47b507 is #4b0

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#
#4b0

47b507

47b507

contains 4b

04b 14b 24b 34b 44b 4b0 4b1 4b2 4b3 4b4 4b5 4b6 4b7 4b8 4b9 4ba 4bb 4bc 4bd 4be 4bf 54b 64b 74b 84b 94b a4b b4b c4b d4b e4b f4b

contains b0

0b0 1b0 2b0 3b0 4b0 5b0 6b0 7b0 8b0 9b0 ab0 b00 b01 b02 b03 b04 b05 b06 b07 b08 b09 b0a b0b b0c b0d b0e b0f bb0 cb0 db0 eb0 fb0

contains 40

040 140 240 340 400 401 402 403 404 405 406 407 408 409 40a 40b 40c 40d 40e 40f 440 540 640 740 840 940 a40 b40 c40 d40 e40 f40