Industry guide

A hospital labeling system your staff can actually trust

Practical steps for wound-photo calibration dots, supply rotation, SPD and equipment status and chart filing, plus a printable checklist and cost estimate.

Where labeling goes wrong

Calibration dots treated like office stickers

Wound-measurement software scales the photo from a reference of known size; a substituted, folded or half-hidden dot gives it a bad reference. Why it matters: in one published method, "The program recognises the printed square mark placed next to the wound to evaluate the size of the wound." [4]

Expired supplies at the back of the bin

New stock goes in front, old stock expires behind it. Why it matters: CDC tells vaccine providers to place the earliest-expiring doses "in front of those with later expiration dates." [8]

Tray status lives in someone's head

In SPD, a tray waiting on a missing instrument looks like a finished one unless it is flagged. Why it matters: CDC recommends labeling sterilized items with sterilizer, cycle, date and, if applicable, expiration date. [6]

Clean and dirty equipment look the same

A pump parked in the hall gives no signal whether it was wiped down. Why it matters: CDC says noncritical patient-care devices should be disinfected "when visibly soiled and on a regular basis." [7]

Color used as the identifier

Color is a cue, not an ID. Why it matters: the Joint Commission says room number or location is not a patient identifier [1], and colour-coding "has not been tested as a way to prevent medication errors." [9]

Every unit invents its own colors

There is no universal hospital color standard for supply rotation, SPD status or equipment tags, so float staff guess.

Build your color-code system

  1. Name owners and write one key (week 1). Materials management owns supply colors, the SPD lead owns tray status, biomed owns equipment tags, wound care owns calibration dots. Post the key in every supply room, SPD workstation and clean utility room. With no universal standard, your documented key is the standard.
  2. Run the calibration dot workflow. Stock only the dot your wound-measurement software is set up for. One new dot per photo, flat on clean, dry skin or drape beside the wound (not on the wound bed), same plane, fully in frame. Discard it after the photo; never reuse it. Keep sheets flat in their resealable bag on the wound cart. Vendor instructions win where they differ, and take extra care on heels and other curves (the study cited here did not test curved surfaces). [4]
  3. Color supplies by expiration month (FIFO). At receiving, mark each bin or case with its expiration month or color. Load new stock behind old. Check PAR areas at least weekly, the cadence CDC uses for vaccine stock [8], and pull anything past date.
  4. Flag SPD status off the sterile barrier. Use removable tape or dots on case carts, hold shelves and bins for "incomplete," "needs repair" or "quarantined." Keep them off the sterile barrier and out of sterilizer cycles unless your facility has validated it.
  5. Tag equipment clean or out of service. After disinfection, apply a clean label with date and initials; the next user removes it at the bedside. Biomed's repair label stays on until the device returns to service.
  6. Color-file charts. Colored tape or dots on folder edges by doctor, unit or year make a misfile break the color band. Identity is still confirmed with two identifiers. [1]
  7. Keep medication labels text-first. In procedural areas, label every medication or solution not immediately administered with name, strength, amount, diluent and expiration date and time as applicable. [2] Color is secondary.

Example key (adapt it, then write yours down):

Color-code key

Color Meaning Where it goes Product
Fluorescent green dot Wound-photo calibration reference, single use Wound-care cart 1/2" Calibration Dots
Month label Month the stock expires Supply bins, PAR shelves 1-1/2" Month Labels
Magenta "USE FIRST" Use this stock before the rest Front of PAR bins 3/4" USE FIRST Dots
Red removable dot Expires within 30 days Supply rooms, pharmacy shelves 3/4" Removable Dots
Yellow removable tape Tray incomplete, hold SPD hold shelf, case carts 1/2" Removable Tape
"QUARANTINED" tape Recalled or held, do not use Stock under review QUARANTINED Tape
Fluorescent pink Repair required, out of service Equipment, biomed Repair Required / Repaired Labels

QA/QC: keep it working

  • Owner and cadence. Each owner walks their areas weekly and reports monthly to the unit or quality meeting. Fold the checks into existing environment-of-care rounds.
  • What to check. Labels match the key; nothing past date; no used calibration dots in carts; clean tags dated; repair tags only on devices truly out of service.
  • Retire and relabel. When a color's meaning changes, pull every old label in that area the same day and re-post the key with a revision date.
  • Training. Cover the key and dot placement in orientation and on float or agency staff's first shift; watch each new person place a dot.
  • Watch for drift. Colors that aren't on the key get added formally or removed.

Printable checklist

Hospital Color-Code & Labeling Checklist

Print this page and use it for your next supply-room or SPD walk-through.

Wound-photo calibration dots

  • Only the dot our wound-measurement software is set up for is stocked
  • One new dot per photo; used dots discarded, never reused
  • Dot placed flat beside the wound, same plane, fully in frame
  • Sheets stored flat in resealable bag on the wound-care cart
  • New staff observed placing a dot correctly

Supplies and pharmacy shelves

  • Every PAR bin shows an expiration month or color
  • New stock loaded behind older stock
  • Expiration check done at least weekly; expired items pulled
  • Recalled or held stock marked and separated

SPD and equipment

  • Incomplete or repair trays flagged on cart or shelf
  • No tape or dots on sterile barrier unless validated
  • Load labels show sterilizer, cycle, date and expiration if used
  • Clean equipment tagged with date and initials
  • Out-of-service devices carry a repair label until returned

Key and records

  • One written color key, posted with a revision date
  • No color carries two meanings anywhere in the facility
  • Patients identified with two identifiers, never by room or color
  • Chart folder colors match the posted filing key

Our color key

ColorMeaningOwner
 
 
 
 
 
 
Download PDF

Recommended products

1/2" Automated Wound Measurement Software Calibration Dots - Fluorescent Green

the 1/2" reference dot for wound-photo calibration, sheeted for clean storage. [5]

View product

1/2" Automated Wound Measurement Software Calibration Dots - Fluorescent Green - 6-Pack

the same dot for stocking several units.

View product

3/4" Removable Round, Color-Code Dots: 1,000/Roll

expiration-window dots that peel off when stock rotates.

View product

1-1/2" Round Month Labels | 288 Labels/Kit

expiration month on bins and cases.

View product

1/2" Removable Color-Code & Labeling Tape - 14 yds

writable status tape for SPD carts, hold shelves and chart edges.

View product

"QUARANTINED" - Imprinted 3/4" Tape

seal off recalled or held stock.

View product

"Repair Required / Repaired" Double-Layer Action™ Labels

out-of-service tags for biomed.

View product

1/2" x 500" Color Coded Patient Chart Tape: "Doctor, Room No., Patient"

color bands for paper chart filing.

View product

Need another size, color or your own wording? We make custom labels and imprinted tape. Request samples or ask for a quote.

Frequently asked questions

Can we reuse a calibration dot on a second photo?

We recommend one new dot per photo. A used dot can lift, curl or pick up debris, and the software depends on a clean, flat reference.

Can we use any 1/2" dot for wound measurement?

No. Use the dot your software is set up for and follow your vendor's instructions.

Is there a required color for expiring supplies?

No universal standard exists. Choose colors, write them in one facility key and post it where stock is handled.

Do Joint Commission requirements specify colors?

No. Patient identification calls for two identifiers, and room or location is not one [1]; procedural medication labeling is about what the label says [2]. For 2026 the Joint Commission reorganized these into National Performance Goals [3], so confirm current numbering in your manual.

Does color-coding reduce medication errors?

The evidence is mixed, and we don't claim it does [9]. Use color to sort and signal; rely on printed text and your identification process for safety.

Cost calculator

What are label problems costing you?

Adjust the starting numbers to match your operation.

Loading the calculator. If it does not appear, call (800) 256-0435 or ask for free samples and we will help you size it up.

Sources
  1. The Joint Commission, National Patient Safety Goals, Effective January 2025 for the Hospital Program, NPSG.01.01.01: “Use at least two patient identifiers when providing care, treatment, and services." / "The patient's room number or physical location is not used as an identifier.”
  2. Same document, NPSG.03.04.01: “Label all medications, medication containers, and other solutions on and off the sterile field in perioperative and other procedural settings.”
  3. The Joint Commission, 2026 Critical Access Hospital National Performance Goals: “2026 Critical Access Hospital National Performance Goals (NPGs)”
  4. Landa DLC et al., "Quality of measurements of acute surgical and traumatic wounds using a digital wound-analysing tool," Int Wound J 2014: “The program recognises the printed square mark placed next to the wound to evaluate the size of the wound." / "We did not use the tool on curved surfaces in this study.”
  5. ChromaLabel, 1/2" Calibration Dots (CAL05237): “Designed for compatible wound measurement software and imaging workflows.”
  6. CDC, Guideline for Disinfection and Sterilization, Rec. 18.c: “Label sterilized items with a load number that indicates the sterilizer used, the cycle or load number, the date of sterilization, and, if applicable, the expiration date.”
  7. Same page: “Ensure that, at a minimum, noncritical patient-care devices are disinfected when visibly soiled and on a regular basis (such as after use on each patient or once daily or once weekly).”
  8. CDC, Vaccine Storage and Handling Toolkit, July 2026: “Rotating stock at least weekly, so vaccines with the earliest expiration dates are used first" / "Arrange stock for each vaccine type so that doses with the earliest expiration dates are placed in front of those with later expiration dates.”
  9. "Does Colour-Coded Labelling Reduce the Risk of Medication Errors?" Can J Hosp Pharm 2009;62(2): “Colour-coding has not been tested as a way to prevent medication errors, and evidence exists that it may actually contribute to some errors.”
  10. Wagar EA et al., Arch Pathol Lab Med 2008: “Labeling errors were identified at a rate of 0.92 per 1000 labels.”
  11. Kahn SE, acutecaretesting.org, 2005: “the average total cost per mislabeling incident is USD 500.”
  12. U.S. BLS, Occupational Outlook Handbook: Clinical Laboratory Technologists and Technicians: “$30.26 per hour”