One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,6,7)(3,5,10,8)(4,12,15,9)(11,16,13,14)(17,18,22,25)(19,23,26,30)(20,21,24,29)(27,28,31,32)(35,43)(37,48)(40,44)(41,46)(2,7)(3,10)(9,12)(11,13)(17,19)(18,23)(20,27)(21,28)(22,26)(24,31)(25,30)(29,32)(33,34,39,42)(35,44,43,40)(36,47,45,38)(37,41,48,46)(2,7)(5,8)(9,12)(14,16)(19,26)(23,30)(27,31)(28,32)(33,35,39,43)(34,40,42,44)(36,37,45,48)(38,41,47,46)(1,3,6,10)(2,8,7,5)(4,13,15,11)(9,14,12,16)(17,20)(18,21)(19,27)(22,24)(23,28)(25,29)(26,31)(30,32)(33,36)(34,38)(35,37)(39,45)(40,41)(42,47)(43,48)(44,46)(1,4,6,15)(2,9,7,12)(3,11,10,13)(5,14,8,16)(17,21)(18,24)(19,28)(20,25)(22,29)(23,31)(26,32)(27,30)(33,37)(34,41)(35,45)(36,43)(38,44)(39,48)(40,47)(42,46)(1,5,6,8)(2,10,7,3)(4,14,15,16)(9,13,12,11)(17,19)(18,23)(20,27)(21,28)(22,26)(24,31)(25,30)(29,32)(33,38)(34,36)(35,46)(37,44)(39,47)(40,48)(41,43)(42,45)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.