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