Closest hex to #138be3 is #18d

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#18d

138be3

138be3

contains 18

018 118 180 181 182 183 184 185 186 187 188 189 18a 18b 18c 18d 18e 18f 218 318 418 518 618 718 818 918 a18 b18 c18 d18 e18 f18

contains 8d

08d 18d 28d 38d 48d 58d 68d 78d 88d 8d0 8d1 8d2 8d3 8d4 8d5 8d6 8d7 8d8 8d9 8da 8db 8dc 8dd 8de 8df 98d a8d b8d c8d d8d e8d f8d

contains 1d

01d 11d 1d0 1d1 1d2 1d3 1d4 1d5 1d6 1d7 1d8 1d9 1da 1db 1dc 1dd 1de 1df 21d 31d 41d 51d 61d 71d 81d 91d a1d b1d c1d d1d e1d f1d