Closest hex to #428bfe is #48f

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#
#48f

428bfe

428bfe

contains 48

048 148 248 348 448 480 481 482 483 484 485 486 487 488 489 48a 48b 48c 48d 48e 48f 548 648 748 848 948 a48 b48 c48 d48 e48 f48

contains 8f

08f 18f 28f 38f 48f 58f 68f 78f 88f 8f0 8f1 8f2 8f3 8f4 8f5 8f6 8f7 8f8 8f9 8fa 8fb 8fc 8fd 8fe 8ff 98f a8f b8f c8f d8f e8f f8f

contains 4f

04f 14f 24f 34f 44f 4f0 4f1 4f2 4f3 4f4 4f5 4f6 4f7 4f8 4f9 4fa 4fb 4fc 4fd 4fe 4ff 54f 64f 74f 84f 94f a4f b4f c4f d4f e4f f4f