One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,7,10)(3,8,13,4)(5,6,9,15)(11,12,16,14)(17,18)(19,24)(20,29)(21,23)(22,25)(26,32)(27,28)(30,31)(33,34,39,40)(35,37,42,38)(36,44,47,41)(43,46,48,45)(1,3,7,13)(2,8,10,4)(5,11,9,16)(6,12,15,14)(17,19,23,28)(18,24,21,27)(20,30,22,26)(25,32,29,31)(34,40)(35,42)(41,44)(43,48)(1,4,7,8)(2,3,10,13)(5,14,9,12)(6,11,15,16)(17,20,23,22)(18,25,21,29)(19,26,28,30)(24,31,27,32)(33,35)(34,37)(36,43)(38,40)(39,42)(41,45)(44,46)(47,48)(1,5)(2,6)(3,11)(4,14)(7,9)(8,12)(10,15)(13,16)(17,19)(18,24)(20,26)(21,27)(22,30)(23,28)(25,31)(29,32)(33,36,39,47)(34,41,40,44)(35,43,42,48)(37,45,38,46)(1,4)(2,3)(5,14)(6,11)(7,8)(9,12)(10,13)(15,16)(17,21,23,18)(19,27,28,24)(20,25,22,29)(26,31,30,32)(33,37,39,38)(34,42,40,35)(36,45,47,46)(41,48,44,43)(1,6)(2,9)(3,12)(4,11)(5,10)(7,15)(8,16)(13,14)(17,22,23,20)(18,25,21,29)(19,26,28,30)(24,32,27,31)(33,38,39,37)(34,35,40,42)(36,46,47,45)(41,43,44,48)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.