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