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