From hair to nails, beauty trends are constantly evolving—one minute, cool tones reign supreme, the next minute, warm shades are commanding the most attention. But, what about pastels? Pastels offer the best of both worlds: They’re more wearable than other bolder fashion shades, but they’re also a fun, flirty and playful way to mix up your look. So, the question remains: Should you give pastels a try this season? Check out four of our favorite pastel looks at the moment and decide for…