Closest hex to #ff88ff is #f8f

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#f8f

ff88ff

ff88ff

contains f8

0f8 1f8 2f8 3f8 4f8 5f8 6f8 7f8 8f8 9f8 af8 bf8 cf8 df8 ef8 f80 f81 f82 f83 f84 f85 f86 f87 f88 f89 f8a f8b f8c f8d f8e f8f ff8

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 ff

0ff 1ff 2ff 3ff 4ff 5ff 6ff 7ff 8ff 9ff aff bff cff dff eff ff0 ff1 ff2 ff3 ff4 ff5 ff6 ff7 ff8 ff9 ffa ffb ffc ffd ffe fff