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