Closest hex to #11cc00 is #1c0

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#
#1c0

11cc00

11cc00

contains 1c

01c 11c 1c0 1c1 1c2 1c3 1c4 1c5 1c6 1c7 1c8 1c9 1ca 1cb 1cc 1cd 1ce 1cf 21c 31c 41c 51c 61c 71c 81c 91c a1c b1c c1c d1c e1c f1c

contains c0

0c0 1c0 2c0 3c0 4c0 5c0 6c0 7c0 8c0 9c0 ac0 bc0 c00 c01 c02 c03 c04 c05 c06 c07 c08 c09 c0a c0b c0c c0d c0e c0f cc0 dc0 ec0 fc0

contains 10

010 100 101 102 103 104 105 106 107 108 109 10a 10b 10c 10d 10e 10f 110 210 310 410 510 610 710 810 910 a10 b10 c10 d10 e10 f10