logo-and-wordmark-design

name	logo-and-wordmark-design
description	Use when constructing or specifying a logo, wordmark, lockups, clear space, responsive marks, favicons, or app icons. Unlike brand-visual-identity, this owns mark geometry and reduction; strategy, palette, typography, and the broader system remain upstream.
metadata	{"portable":true,"category":"02-color-brand-and-visual-identity","compatible_with":["claude-code","codex"]}

Logo and Wordmark Design

Acknowledgement: Shared by Peter Bamuhigire, techguypeter.com.

Use When

• Constructing a mark on an explicit geometry/grid (circle/square modules, golden or unit-grid construction, optical correction) and writing down the rules that reproduce it.
• Drawing or specifying a wordmark / custom lettering: which letters are modified, the spacing/kerning discipline, the one distinguishing letterform detail that makes it ownable.
• Producing the lockup family: primary, horizontal, stacked, monogram/glyph-only, and the rules for switching between them.
• Setting clear-space, minimum sizes, and a responsive logo ladder (full lockup → reduced wordmark → monogram → favicon).
• Building the favicon + app-icon system (web favicon.svg/ICO, iOS/iPadOS, Android adaptive, maskable PWA, monochrome/tinted) from the monogram.
• Specifying monochrome / reversed / dark-mode variants and the misuse sheet (the do-nots that protect the mark).
• Using interactive wit / a small surprise (FedEx arrow, I♥NY) and USP-encoding as the device that earns memorability — not literal depiction.

Do Not Use When

• The ask is the whole identity system (strategy, colour+type tie-in, photography, voice, mini style-guide) — use brand-visual-identity and return here for the mark's construction and the favicon/app-icon system. This skill is the mark-construction specialist under it.
• The ask is only choosing typefaces — use ../../01-typography-and-fonts/font-selection-and-pairing, then return here to draw or specify the wordmark cut.
• The ask is only the palette / contrast — use ../color-system-and-palette, then bind the logo's colour variants here.
• You are auditing existing UI/marketing imagery for generative-AI artefacts (warped or misspelled marks, melted glyphs) — run ../../00-cross-cutting-ops-qa-a11y/visual-product-slop-audit first, then design the clean replacement here.
• A binding client logo guideline already exists — follow and record it; apply only the responsive/favicon/variant extensions it lacks.

Required Inputs

Input	Supplied by	Required?	Why
Brand strategy, name, and USP	Brand owner or brief	yes	Gives the mark meaning
Usage contexts and icon platforms	Product/marketing teams	yes	Defines lockups and reduction targets
Trademark, legacy, and production constraints	Legal/client/production	conditional	Prevents unusable concepts

• Strategy hand-off from brand-visual-identity (or gather it first): the one-word essence, adjective set, and the not-to-be-confused-with competitor list. Distinctiveness is relative — you cannot construct an ownable mark without naming the field it stands apart from (Neumeier, The Brand Gap; Janoff: "do your homework — know the competition and where the mark will be seen").
• The product's USP / differentiator in one sentence — the thing the mark should encode, not decorate (Janoff: the Apple rainbow stripes were the Apple II's colour-on-TV story).
• The surface set the mark must survive: 16 px favicon → app icon → UI → sign/print → single-colour/embroidered. Janoff's rule: a strong mark sheds the wordmark, survives reduction, and crosses languages with no translation required.
• The brand name's exact spelling/casing, and whether a custom mark is to be drawn or an existing one systematised.
• Approved type (for the wordmark cut's skeleton) and the owned signature colour, if already fixed upstream.

Workflow

1. Idea before execution — name the ONE device first. Decide the single distinctive idea the mark carries before drawing anything. Janoff: "going straight to the computer is often devoid of an idea… the idea should come first, the execution follows" — a direct restatement of the doctrine's anti-slop rule (don't reach for the tool to "get something on screen"; doctrine/design-doctrine.md §2). The device is one of:

   • Interactive wit / a small surprise — a hidden or dual-reading detail the viewer discovers (the FedEx arrow in the negative space; I♥NY's substitution). A mark that carries a small surprise gets remembered. It must be earned through one device, never a literal picture of the product (Janoff: "visualise it metaphorically, perhaps subliminally — certainly not literally").
   • USP-encoding — the mark's defining feature is the differentiator (stripes = colour-on-TV). State the USP, then make the geometry carry it. Pick by conviction, not by test — a signature mark is a heuristic/taste decision with no objective arrow, so it is resolved by demo + taste, never outsourced to a metric or an AI recommend-list (doctrine/references/creative-selection-and-taste.md, the "41 shades of blue" rule; doctrine §2 sourcing-authority asymmetry).

2. Silhouette iteration. Draw the essence every which way — many quick variants — until the simplest form that still carries the device appears. Janoff: "When in doubt, leave it out"; clients arrive with "laundry lists of must-haves — a recipe for failure." A clear message is singular. Converge to one, then refine (the demo→feedback→next-demo loop, creative-selection-and-taste.md). Never an AI-generated mark — they carry the warped/fused/misspelled-glyph tell and read as every other logo (doctrine/references/ai-slop-taxonomy.md §Visual tells).

3. Construct the mark on a grid. Fix the geometry so it is reproducible from rules, not from a single exported PNG: construction modules, key ratios, stroke contrast, optical corrections (overshoot on round forms, optical centring, joint thinning). Full method in references/mark-construction.md. Rand's discipline: simple, distinctive, reproducible at any size, in one colour, from memory.

4. Draw / specify the wordmark. If lettering is custom, state which glyphs are modified and why, the kerning and tracking discipline, the cap-height/x-height relationship, and the one distinguishing detail. If set from an approved face, name it (from font-selection-and-pairing) and record the customisation (tightened spacing, a redrawn terminal). The wordmark's skeleton should agree with the brand's display type — one voice.

The Construction Gate (quality gate — run before sign-off)

1. Device present and earned: the one distinctive idea (wit/surprise or USP-encoding) is actually carried by the geometry — not bolted on, not literal.
2. Reproducible from rules: grid, ratios, and optical corrections are written down; a skilled hand could redraw the mark from the spec alone (Rand).
3. Reduction-proof: monogram is legible at 16 px favicon; the maskable safe zone holds.
4. Variant-complete: full-colour, single-colour, reversed, and dark variants all exist and are legible on their surfaces.
5. Lockup-governed: primary/horizontal/stacked/monogram + clear-space (in mark-units) + min-size are all specified; no ungoverned one-off.
6. Memory test: could someone redraw the essence after looking away? If not, sharpen one element — it is not yet ownable (Janoff & Rand; brand-visual-identity Consistency Gate).
7. No AI-mark tells: no warped, fused, or misspelled glyphs; no melted detail; no uncanny near-symmetry (ai-slop-taxonomy.md).

If any item fails, fix before sign-off — do not ship a half-built mark.

Anti-Patterns

• Going straight to the render with no idea — fussing a corner before the device exists (Janoff: "tech is an idea-killer").
• AI-generated marks — warped, fused, or misspelled letterforms; melted detail; the highest public-backlash slop tell for a brand (ai-slop-taxonomy.md).
• Literal depiction — drawing a picture of the product instead of encoding its USP through one device (a coffee cup for a coffee app, a leaf for any "eco" brand).
• The "laundry list" mark — every must-have crammed in; complexity is the enemy of memory.
• Exported-PNG-as-spec — a single image with no grid, ratios, clear-space, or variants; unreproducible and ungoverned.
• Full-colour-only mark — no mono/reversed/dark; dies on a sign, a fax, or a dark UI.
• Favicon by squashing the lockup instead of deriving a purpose-built monogram glyph.
• Picking the mark by A/B test or an AI tool's suggestion — a taste decision outsourced to a metric is the asymmetry-rule error (creative-selection-and-taste.md; doctrine §2).

Outputs

Output	Consumer	Evidence / acceptance
Master mark and lockup set	Brand and production teams	Vector, monochrome, reverse, and responsive variants
Construction and usage spec	Style-guide owner	Grid, correction, clear space, minimum size, and misuse
App-icon and favicon package	Product engineering	Platform sizes, safe zones, and small-size tests

Quality Standards

• Construct in vector form, apply optical corrections, and verify silhouette and one-colour use.
• Test at 16px, app masks, print, dark, light, and adverse backgrounds.
• Stop sign-off when legibility, trademark clearance, production feasibility, or ownership is unresolved.

Decision Rules

Condition	Decision	Wrong-choice failure
Concept needs explanation to reveal relevance	Simplify or reject it	Cleverness does not survive use
Geometric alignment looks optically wrong	Correct by eye and document offset	Pure geometry appears unbalanced
Detail disappears at minimum size	Create a responsive simplified mark	Small icons become mush
Wordmark relies on an unlicensed font	Customise lawfully or change basis	Identity cannot be distributed

Capability Contract

Read and vector inspection are required. Editing and export require explicit design authority. Do not claim trademark clearance, purchase licences, overwrite masters, or publish without approval.

Degraded Mode

Without vector tooling, deliver a construction specification and sketches marked non-production. Without legal or licence clearance, mark release blocked and avoid public deployment.

A mark + lockup specification (the buildable spec, 1–3 pages) containing:

• The stated device (interactive wit / small surprise, or USP-encoding) and why it fits.
• Mark construction: grid, modules, key ratios, optical corrections.
• Wordmark: face/custom cut, modified glyphs, spacing discipline.
• Lockup family: primary / horizontal / stacked / monogram + relationship rules.
• Clear-space (in mark-units) + minimum sizes (favicon-verified).
• Responsive logo ladder (swap thresholds).
• Favicon + app-icon matrix (web/iOS/Android/maskable/monochrome).
• Colour / single-colour / reversed / dark variants.
• Misuse sheet + a filled Construction Gate.

Examples

• examples/aperture-mark-and-lockup-spec.md — a full worked mark+lockup spec for an invented but realistic brand ("Aperture", a privacy-first photo-archive app): the chosen device (USP-encoded interactive wit), grid construction, wordmark cut, lockup family, clear-space, responsive ladder, favicon/app-icon matrix, variants, misuse sheet, and a filled Construction Gate. Mirror its shape, not its values.

References

• references/mark-construction.md (this folder) — geometry/grid construction, modular and ratio systems, optical correction, the wordmark-cut method, and how to encode wit/USP into form. Read before step 3.
• references/app-icon-and-favicon-system.md (this folder) — the full favicon + iOS/Android/ web/maskable/monochrome icon matrix, safe zones, and the 16 px reduction test. Read before step 8.
• Sibling: ../brand-visual-identity — the parent identity system this mark plugs into (strategy, colour+type tie-in, voice, Consistency Gate). Pair, don't duplicate: that skill owns the system; this one owns the mark's construction and the icon set.
• ../color-system-and-palette (owned colour + contrast); ../../01-typography-and-fonts/font-selection-and-pairing (the wordmark's skeleton); ../../00-cross-cutting-ops-qa-a11y/visual-product-slop-audit.
• doctrine/design-doctrine.md — Mission (§0, the moat is looking human-made) and the Anti-Slop Charter (§2, sourcing-authority asymmetry: human design authority only).
• doctrine/references/creative-selection-and-taste.md — pick the mark by conviction + the demo→feedback loop, not by metric/AI ("41 shades of blue").
• doctrine/references/ai-slop-taxonomy.md — warped/misspelled-mark tells and the visual checklist used in the Construction Gate.
• Human design authority: Rob Janoff (interactive wit / a small surprise; encode the USP; "when in doubt, leave it out"; scale-relater; survives reduction in one colour); Paul Rand (simple, distinctive, reproducible, earns meaning through use); Massimo Vignelli (a small governed set, used consistently); Marty Neumeier, The Brand Gap (differentiation first). No AI-tool recommendation is cited as authority.