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