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