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