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