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