Closest hex to #3efad1 is #4fc

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#4fc

3efad1

3efad1

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

contains fc

0fc 1fc 2fc 3fc 4fc 5fc 6fc 7fc 8fc 9fc afc bfc cfc dfc efc fc0 fc1 fc2 fc3 fc4 fc5 fc6 fc7 fc8 fc9 fca fcb fcc fcd fce fcf ffc

contains 4c

04c 14c 24c 34c 44c 4c0 4c1 4c2 4c3 4c4 4c5 4c6 4c7 4c8 4c9 4ca 4cb 4cc 4cd 4ce 4cf 54c 64c 74c 84c 94c a4c b4c c4c d4c e4c f4c