A once-beloved workout staple now appears to be on the outs with social media tastemakers. TikTok users have weighed in, and the verdict favors brighter, bolder gym attire over the traditional “millennial uniform.”
TikTokkers rule popular activewear is on the chopping block — in favor of new, colorful trend

Key Takeaways:
- TikTok users are leading the charge against a once-popular activewear style.
- What was once the go-to “millennial uniform” may now be out of favor.
- The new trend leans toward bold, vivid colors.
- Generational differences are influencing today’s gym wardrobe choices.
- Fashion’s next wave could offer more vibrant options than ever before.
Introduction to the Changing Trend
TikTok’s influence over fashion might seem unstoppable, and its latest verdict targets a beloved style: the so-called “millennial uniform.” According to users on the popular app, it’s time to rethink our go-to workout attire in favor of a broader color palette.
The “Millennial Uniform” Under Scrutiny
“Yep, the millennial uniform — the thing we all toss on when rushing out the door for a workout class — is no longer favored by those in the know,” the article states. This once-essential gym look was popular for its simplicity and consistency. Now, it appears that social media tastemakers have declared it passé.
The Appeal of a Colorful Trend
Why is activewear shedding its old routine? Many TikTok users argue that bright, bold hues add personality and fun to fitness routines. They point to the psychological lift of wearing eye-catching apparel, especially in settings once dominated by muted tones.
Generational Perspectives
Millennials grew accustomed to this reliable, minimalist style. However, TikTok’s younger audience suggests that trends must move forward, even if it means discarding a beloved staple. Opinions on social media often carry considerable weight, and what resonates with a younger demographic can spread quickly across all age groups.
Where Fashion Might Be Headed
Although the “millennial uniform” may be on the chopping block, fashion trends are cyclical. This shift to bright and bold designs reflects a broader change in how consumers approach casual or athletic wear. Whether it lasts or fades away, brands and consumers alike are watching closely to see if vivid workout gear becomes the new norm.