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