The Warehouse Framework
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W.A.R.E.H.O.U.S.E — Floor Color & Pattern Standard

A unified Lean + Safety color system for warehouse floors: clear meanings, standard sizes, and printable legends — all in one page.

Scope Warehouse floors (routes, cells, staging, hazards, fire & egress) Standard line widths 75 mm (standard), 100 mm (primary) Zebra bars 300 mm bars / 300 mm gaps Hatching 45°, 200–300 mm spacing
Spec Version:  v1.1

Core Palette — Safety & Lean (RAL / HEX)

Pick once and use site-wide. Reserve Green / Red / Yellow-Black for safety. Use Blue / Violet / Grey / Orange / Teal / White for Lean process markings.

Safety (reserved)

Green (Safe/Egress): RAL 6024 • #26A269
Evac lines, first-aid, eyewash.
Red (Fire/Stop): RAL 3020 • #CC0000
Fire identifiers; with Red/White for keep-clear.
Red/White (Keep-Clear / Fire) — DO NOT BLOCK
Yellow/Black (Warning)
Yellow/White (Caution / Controlled)
Black/White (Zebra / Guidance)

Lean / Process (visual management)

Blue (Flow/Operator): RAL 5015 • #0072CE
Violet (Staging/Supermarket): RAL 4006 • #9B1D6A
Grey (Equipment Parking): RAL 7045 • #919BA3
Teal (Ergonomics): RAL 5021 • #007F7F
Orange (Utilities/Expedite): RAL 2009 • #F44611
White (Labels/Edges/Arrows): RAL 9016 • #FFFFFF

Pattern Samples

Pedestrian Zebra — 300/300 mm
Keep-Clear Chevron — Red/White
Dotted Utilities — Orange “NO DRILL”
Dashed Egress — Green 100 mm

Dimensions (Quick)

  • Line widths: 75 mm (standard), 100 mm (primary/emergency)
  • Zebra: 300 mm bars / 300 mm gaps
  • Hatching: 45°, 200–300 mm spacing
  • Chevrons: 45°, 100–150 mm legs
  • Door arcs: ≈1.2 m radius (Red/White — DO NOT BLOCK)
  • Text: ≥100 mm cap height (EN/RO/DE)

W.A.R.E.H.O.U.S.E — Letter-by-Letter Standard

W

Walkways — people first

Green borders; Black/White zebra at crossings.

Borders (Green)
Crossing (Black/White)

Sizes: Green 100 mm; Zebra 300/300 mm. Min width 1.2 m (main 1.8 m).

Green RAL 6024 • #26A269
Zebra Guidance
  • 90° crossings; anti-slip topcoat.
  • No Red/White on walkways.
A

Aisles & Traffic — MHE lanes

White lane edges; Blue arrows.

Edges (White)
Direction (Blue)

Optional dashed centerline 1 m on / 0.5 m off; Yellow/White caution at blind corners.

White RAL 9016 • #FFFFFF
Blue RAL 5015 • #0072CE
  • Yield triangles; speed stencils every 15–20 m.
  • No Yellow/Black for lane edges.
R

Reject / Restricted — quality & lockout

Red borders; Red/White hatch keep-clear.

Border (Red)
No-Block (Red/White)

Stencil: “REJECT / HOLD / LOTO”.

Red RAL 3020 • #CC0000
Red/White — DO NOT BLOCK
  • Access: QA/Maint only; no staging inside.
  • Don’t use Red for process status.
E

Emergency & Egress — life safety

Green dashed evac; Red/White door arcs & fire points — DO NOT BLOCK.

Evac line (Green)
Door arc (Red/White)

Green 100 mm (0.5 m on/off); arc ≈1.2 m; ISO 7010 pictos.

Green RAL 6024 • #26A269
Red/White Chevron
  • Exits, extinguishers, hydrants, panels, hose reels.
  • Weekly audit; photo violations.
H

Hazard / High-Risk — warn, don’t route

Yellow/Black stripes only where harm proximity exists.

Stripe 100 mm (50–150 ok). Use at pits, columns, machine perimeters.

Warning stripes
  • Pair with guards; stripes ≠ barrier.
  • Not for lane edges.
O

Operator Zones & One-Piece Flow

Blue cell outlines & pitch ticks; Yellow/White caution at shared edges.

Footprint (Blue)
Pitch ticks (Blue)

Label every 5th tick; add cell code + owner.

Blue RAL 5015 • #0072CE
  • Use Violet for staging, not Red/Green.
  • Add Yellow/White where pedestrians pass.
U

Utilities & Underfloor Services

Orange dotted lines; symbols; “NO DRILL”.

50 mm dotted; symbols every 3 m; keep-clear 600 mm both sides.

Orange RAL 2009 • #F44611
  • Mark “NO DRILL” at subfloor corridors.
  • Dotted avoids confusion with lanes.
S

Staging / Supermarket / Shipping

Violet rectangles & FIFO arrows; optional Red/White front lip keep-clear.

Bay (Violet)
FIFO (Violet)

Add Red/White 200–300 mm keep-clear strip at front if trucks pass.

Violet RAL 4006 • #9B1D6A
  • Bay code + capacity on floor edge.
  • Directional flow; avoid backflow.
E

Equipment Parking & Ergonomics

Grey silhouettes; Teal ergo; Red/White near chargers — DO NOT BLOCK.

Parking (Grey)
Ergo (Teal)

Green markers for eyewash/spill kits in battery rooms; Red/White keep-clear at chargers.

Grey RAL 7045 • #919BA3
Teal RAL 5021 • #007F7F
  • Silhouette + ID prevents drift.
  • Keep approach paths clear.

Printable Legend (A3 recommended)

Safety Legend

  • Green = Safe / Egress
  • Red/White = Keep-Clear / Fire — DO NOT BLOCK
  • Yellow/Black = Warning
  • Yellow/White = Caution
  • Black/White = Zebra / Guidance

Lean Legend

  • Blue = Flow / Operator Zones
  • Violet = Staging / Supermarkets
  • Grey = Equipment Parking
  • Orange = Utilities / “NO DRILL”
  • Teal = Ergonomics
  • White = Labels / Edges / Arrows

Governance

  • Repaint/retape if peel/contrast loss >10%.
  • 5S weekly + Gemba quarterly audits; photograph “as-built”.
  • H&S sign-off for Green / Red-White / Yellow-Black changes.
  • Epoxy/MMA for permanence; beveled industrial tape for fast change.

Developed by Alexandru Valentin Sirbu — The Warehouse Framework