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