Closest hex to #99b90b is #9b1

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#9b1

99b90b

99b90b

contains 9b

09b 19b 29b 39b 49b 59b 69b 79b 89b 99b 9b0 9b1 9b2 9b3 9b4 9b5 9b6 9b7 9b8 9b9 9ba 9bb 9bc 9bd 9be 9bf a9b b9b c9b d9b e9b f9b

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 91

091 191 291 391 491 591 691 791 891 910 911 912 913 914 915 916 917 918 919 91a 91b 91c 91d 91e 91f 991 a91 b91 c91 d91 e91 f91