Queen Letizia is a reigning fashion icon, and on Tuesday, she channelled Old Hollywood glamour. Heading to the Rastro Espace in Madrid, the royal stepped out in a turquoise midi dress with a 1930s ...

Complementary colors live on opposite sides of the color wheel. Imagine red and green, blue and orange, or yellow and purple. Or move a half step over on the wheel, and combine a yellow-green color ...