Walk into any no-gi competition and you'll notice the rash guards aren't random — athletes wear colors that match their belt rank. These are ranked rash guards, and understanding the system matters if you plan to compete. Here's what the colors mean, what the IBJJF requires, and when you actually need one.
What Is a Ranked Rash Guard?
A ranked rash guard is a rash guard made in the color of a BJJ belt rank — white, blue, purple, brown, or black. In the gi world, your belt shows your rank. In no-gi, where there's no belt to wear, the ranked rash guard does the same job: it tells everyone on the mat where you stand.
Outside competition, ranked rash guards are also a point of pride. Wearing your rank color in training is the no-gi equivalent of tying on your belt.
What the Colors Mean
The colors follow the adult BJJ belt system, in order:
- White: Beginner. Every journey starts here — white ranked rash guards are for white belts.
- Blue: The first promotion. Blue belts have survived the beginner phase and built a foundation.
- Purple: Advanced intermediate. Purple belts are dangerous — deep technique with years of mat time.
- Brown: One step from black. Brown belts are refining their game to an elite level.
- Black: Expert. Black belt ranked rash guards are the most recognized — and most respected — on the competition mat.
The unwritten rule: never wear a rank color above your own. Wearing a black ranked rash guard as a blue belt is the no-gi equivalent of tying on a belt you haven't earned.
IBJJF No-Gi Color Rules
The IBJJF requires no-gi competitors to wear a rash guard, and the color must correspond to the athlete's belt rank. In general terms, that means competing in the rash guard color of the belt you hold — a brown belt competes in brown, a black belt in black, and so on.
There are a few things to keep in mind:
- Rules can specify details like sleeve length options, acceptable color shades, and whether the rash guard must be a certain percentage of the rank color versus having rank-colored accents.
- Some events are stricter than others about enforcement, but showing up out of compliance risks being barred from competing.
- IBJJF rules change. Always verify the current official IBJJF rulebook before a tournament — don't rely on a blog post (including this one) as your final authority on competition day.
Do You Need a Ranked Rash Guard for Training?
Not necessarily. Plenty of grapplers train in whatever rash guard they like. But there are good reasons to own your rank color anyway: it prepares you for competition so the gear feels familiar, it shows respect for the ranking system, and at many academies it's simply the culture. If your gym has a ranked-rash-guard tradition, wearing your color is part of belonging.
Choosing a Ranked Rash Guard
Look for the same things as any quality rash guard: a true compression fit, flatlock stitching that won't chafe, and a polyester-spandex blend that holds its shape. The color should be rich and consistent — a faded, washed-out "black" that looks gray won't cut it at a gi check. Sublimated graphics (dyed into the fabric) last far longer than surface prints.
Shop Ranked Rash Guards
Browse our BJJ rash guards — premium compression tops in rank colors and clean designs, built for training and competition at $69.
Ranked Rash Guard FAQ
Can a white belt wear a black rash guard?
A plain black rash guard for training is fine, but a black ranked rash guard — one styled as a black belt rank — should only be worn by black belts. When in doubt, wear your own rank color.
Does the IBJJF require ranked rash guards?
The IBJJF requires no-gi competitors to wear a rash guard in a color corresponding to their belt rank. Check the current official rulebook for the exact requirements before competing.
Are ranked rash guards required at all tournaments?
No — rules vary by organization. IBJJF events enforce rank colors, but many local and submission-only tournaments are more relaxed. Always check the event's rules in advance.
Do kids wear ranked rash guards?
Youth BJJ has its own belt system (white, gray, yellow, orange, green), and youth ranked rash guards follow those colors at events that require them.