Closest hex to #ff5f70 is #f67

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#f67

ff5f70

ff5f70

contains f6

0f6 1f6 2f6 3f6 4f6 5f6 6f6 7f6 8f6 9f6 af6 bf6 cf6 df6 ef6 f60 f61 f62 f63 f64 f65 f66 f67 f68 f69 f6a f6b f6c f6d f6e f6f ff6

contains 67

067 167 267 367 467 567 667 670 671 672 673 674 675 676 677 678 679 67a 67b 67c 67d 67e 67f 767 867 967 a67 b67 c67 d67 e67 f67

contains f7

0f7 1f7 2f7 3f7 4f7 5f7 6f7 7f7 8f7 9f7 af7 bf7 cf7 df7 ef7 f70 f71 f72 f73 f74 f75 f76 f77 f78 f79 f7a f7b f7c f7d f7e f7f ff7