A colorful, rainbow-inspired palette was no stranger to the SAG Awards' red carpet, and Hollywood's A-list starlets opted for a bevy of the most vibrant, striking kind. From warm fire engine red to shocking berry pink to serene Mediterranean blue, the gowns were jaw-dropping, not just for their artful cutouts and stunning owners, but for their playful, prismatic effect. If there's anything we learned, it's that these actresses can give the red-carpet hue a run for its money. Just look to Emily Blunt's diaphanous green Oscar de la Renta creation or Jessica Chastain's cool custom azure Calvin Klein column dress for proof that no color was too bold or too bright. Then, click through to see which other celebs got in on this technicolor trend.