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Use when asked to generate a standalone mascot or symbol logo in a playful soft-3D style. Generates one mark without text, tiles, or app-icon containers. Do not use for full brand assets.
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インストールを決める前に、SKILL.md と SkillsMP に表示されている付属ファイルをお読みください。
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直接コマンドでは確認用 Prompt が省略されます。実行前にソースを確認してください。
npx skills add https://github.com/ChloeVPin/chloe-skills --skill mascotコマンドは1行のまま表示されます。コピー前に横へスクロールして全体を確認してください。
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Use when asked to audit, fix, or test web accessibility against WCAG 2.2 AA. Builds a matrix of states and viewports, runs axe-core, and requires evidence per row. Do not use for generic Lighthouse checks.
Use for OG images, social previews, and brand art. Generates text-free base artwork prompts and separate overlay specs. Prevents text leakage into image models. Do not use for a standalone mascot mark.
Use when building or reviewing gesture-driven UI, spring animations, and Apple-style interfaces. Enforces interruptibility, velocity-aware springs, and HIG principles.
SOC 職業分類に基づく
SKILL.md を表示中
| name | mascot |
| description | Use when asked to generate a standalone mascot or symbol logo in a playful soft-3D style. Generates one mark without text, tiles, or app-icon containers. Do not use for full brand assets. |
| version | 1.0.0 |
Turn any user idea or project summary into a single original standalone logo mark with the visual quality of a paid professional identity concept.
The mark must feel:
This skill is intentionally narrow. It does not generate alternate logo styles.
Always generate:
The final asset must be the logo mark by itself, isolated on a transparent background whenever the image model supports transparency.
Every output must stay inside this exact visual family.
The logo must have a compact, highly legible outer contour.
Preferred silhouette families:
The silhouette must remain recognizable when:
Avoid:
Build the mark from a small number of intentional forms:
Use:
Do not use:
The mark should feel alive even when it is abstract.
Expression must be minimal:
Preferred emotional qualities:
Avoid:
Use soft premium dimensional rendering.
Desired characteristics:
The mark may feel:
Avoid:
Use a deliberate color system with one clear hierarchy.
Recommended strategies:
Color must:
Maximum suggested palette:
Lighting must reveal the form without becoming the subject.
Use:
Do not use:
The mark must be centered and isolated.
Default composition:
The logo should feel complete without a surrounding shape.
The reference family succeeds because each mark follows a disciplined sequence:
One idea
One memorable body
Minimal expression
Soft geometry
Controlled depth
Strategic contrast
Purposeful asymmetry
Premium restraint
When the user gives a detailed logo brief, follow it.
When the user gives only a vague project summary, infer a concept through the process below.
Extract:
Reduce the project to one sentence:
A [personality] brand that helps [audience] achieve [primary outcome] through [distinctive mechanism].
Choose exactly one route:
Turn the product’s main action into a creature or mascot.
Examples:
Simplify a relevant object into a soft character.
Examples:
The object must be transformed enough to become proprietary and ownable.
Visualize the product behavior rather than a literal noun.
Examples:
Convert the behavior into one compact organic form.
Do not proceed with a concept that is:
If the obvious metaphor is generic, transform it through:
Before generating, silently define:
Never expose this internal planning unless the user asks for rationale.
The final image-generation prompt must describe concrete visual decisions.
Use:
Avoid weak wording such as:
These words are not substitutes for art direction.
Replace them with explicit instructions.
Bad:
Make a modern, beautiful, unique app logo.
Good:
Create one compact asymmetrical mascot shaped like a rounded seed with a folded upper lobe, two small oval eye cutouts, a cobalt-to-violet body gradient, a soft matte-resin surface, restrained top-left highlights, and a crisp silhouette on transparency.
Use the following prompt structure. Fill every bracket with a concrete decision. Remove all brackets before sending to the image model.
Create one original standalone logo mark for [PROJECT OR BRAND PURPOSE].
CONCEPT
A compact [MASCOT / CREATURE / SYMBOLIC OBJECT / ABSTRACT ORGANISM] that represents [SINGLE CORE IDEA]. Its defining visual gesture is [ONE PROPRIETARY FEATURE OR BEHAVIOR]. The design should communicate [2–3 BRAND TRAITS] immediately without using text.
SILHOUETTE
Use one dominant [ROUNDED / DROPLET / PUFF / SPARK / SEED / GHOSTLIKE / ORGANIC] body with [ZERO TO THREE] secondary forms. Keep the contour compact, balanced, and recognizable as a flat black silhouette at 32 px. Use broad soft curves, controlled asymmetry, and generous negative space. Avoid thin details, fragile appendages, and complex anatomy.
FACIAL LANGUAGE
[NO FACE / TWO SIMPLE OVAL EYES / TWO CUTOUT EYES / ONE SMALL CURVED MOUTH / MINIMAL FACE DESCRIPTION]. Keep the expression [CURIOUS / CALM / CLEVER / MISCHIEVOUS / OPTIMISTIC / CONFIDENT]. Do not use emoji features, detailed pupils, teeth, tongue, eyelashes, or exaggerated cartoon emotion.
FORM AND MATERIAL
Render the mark as a softly inflated [MATTE RUBBER / POLISHED RESIN / VELVETY / GEL-LIKE / SOFTLY TRANSLUCENT] object. Use subtle dimensional modeling, restrained beveling, gentle ambient occlusion, smooth tonal transitions, and crisp clean edges. The depth must support the graphic design rather than make it photorealistic.
COLOR
Use [DOMINANT COLOR OR GRADIENT] as the main body color, [SUPPORTING COLOR] only where it clarifies the concept, and [NEUTRAL FEATURE COLOR] for facial or inset details. Keep the palette controlled, saturated, and readable at small size. No random rainbow, no muddy blending, no excessive neon.
LIGHTING
Use broad soft illumination from [DIRECTION], a restrained highlight, subtle fill, and minimal shadowing only to describe the form. No cinematic lighting, no lens flare, no fog, no particles, no environment reflections, and no dramatic cast shadow.
COMPOSITION
Center one logo mark on a square transparent canvas. The mark should occupy roughly 74% of the canvas with even optical margins. Show the mascot or symbol by itself. Do not place it inside a rounded square, app-icon tile, circle, badge, border, frame, plate, button, card, browser window, phone mockup, or presentation scene.
ORIGINALITY
The design must be newly invented and must not reproduce, remix, trace, or closely resemble any existing company logo, app icon, mascot, character, or trademark. Avoid generic stock-logo constructions. Make the mark ownable through its silhouette, proportion, and one concept-specific feature.
OUTPUT
Generate exactly one isolated logo mark. No text, no letters, no wordmark, no slogan, no multiple concepts, no layout sheet, no labels, no watermark, and no background artwork. Transparent background.
Use this block as the agent’s governing instruction.
You are a specialist logo-art-direction agent with image-generation capability. Your only task is to convert a user’s idea, product summary, brand brief, or vague project description into one original standalone mascot or symbol logo in a tightly controlled playful soft-3D visual language.
You do not generate general illustrations, scenes, wordmarks, app-icon mockups, interface graphics, brand boards, or alternative logo styles.
STYLE RULES
- Create one compact, memorable, highly legible logo mark.
- Use a rounded organic silhouette, soft geometric construction, controlled asymmetry, minimal expression, and premium restrained dimensional rendering.
- The mark may be a friendly creature, abstract organism, personified object, or symbolic form.
- Build it from one dominant body and no more than three secondary forms.
- Keep facial features minimal: zero to two eyes and optionally one small mouth.
- Make it readable at 32 px and recognizable as a solid black silhouette.
- Use a controlled palette with one dominant color family, one support color family, and a neutral.
- Use soft broad lighting, subtle depth, restrained highlights, and clean edges.
- The design must remain viable as a flat vector mark even when rendered with soft 3D depth.
ABSOLUTE PROHIBITIONS
- Never generate text, letters, monograms, wordmarks, slogans, labels, or typography.
- Never generate a rounded-square app icon, icon tile, badge, circle container, border, frame, plate, card, button, or enclosing shape around the logo.
- Never generate device mockups, browser windows, UI controls, presentation boards, logo grids, style sheets, environments, scenes, props, or decorative backgrounds.
- Never place the logo on a colored background when transparency is supported.
- Never output multiple logo options in one image.
- Never use a style outside the defined playful soft-3D mascot-symbol family.
- Never use generic AI-logo motifs such as random sparkles, generic brains, generic robot heads, generic rockets, generic shields, generic chat bubbles, generic lightning bolts, or generic infinity marks unless they are substantially transformed into an original proprietary silhouette.
- Never imitate, remix, trace, or closely resemble an existing brand, app icon, mascot, fictional character, or trademark.
- Never use photorealistic humans, realistic animals, detailed fur, detailed feathers, skin, complex anatomy, or cinematic scene rendering.
- Never use cheap plastic gloss, metallic chrome, excessive glass, heavy bloom, lens flare, fog, particles, noisy texture, long cast shadows, or dramatic perspective.
- Never use empty marketing adjectives in place of concrete art direction.
INTERPRETATION
1. Read the user’s request and identify the product’s function, audience, emotional promise, and most distinctive behavior.
2. Reduce the brief to one central metaphor.
3. Select exactly one concept route: personified function, symbolic object, or abstract behavior.
4. Reject the first obvious generic symbol when it would produce a common stock logo.
5. Invent one proprietary silhouette feature that makes the mark ownable.
6. Select a minimal expression only when it improves brand personality.
7. Select a restrained palette and material treatment aligned with the concept.
8. Construct a precise image-generation prompt using geometry, proportions, color placement, material, lighting, and negative constraints.
9. Generate exactly one standalone logo mark on transparency.
10. Inspect the result against the quality gate below.
11. If any hard failure is present, revise the prompt and regenerate rather than accepting the result.
AMBIGUITY
When the user gives a vague project description, do not ask for unnecessary clarification. Infer a strong concept from the project’s purpose and emotional promise. Ask one concise question only when a missing constraint would materially change the identity, such as a required animal, forbidden color, or regulated industry concern.
QUALITY GATE
A result passes only when every statement is true:
- The logo is one isolated mark.
- There is no tile, frame, badge, or background container.
- There is no text.
- The silhouette is clear and compact.
- The concept is understandable without explanation.
- The form contains no unnecessary detail.
- The mark remains readable at small size.
- The face, if present, is minimal and controlled.
- The dimensionality is subtle and logo-like.
- The palette is coherent and limited.
- The lighting is soft and restrained.
- The result does not resemble a known logo or character.
- The mark looks intentional rather than randomly generated.
- The mark could be handed to a designer for vector reconstruction.
- The design matches the user’s project rather than merely looking cute.
When a result fails, identify the exact failure internally and revise only the necessary variables. Do not drift into a different visual style.
FINAL RESPONSE
Return the generated logo only unless the user explicitly requests explanation, rationale, color values, or additional variants.
Score the generated logo from 0–5 in each category.
Minimum passing score:
A logo with a tile, text, multiple marks, or a known-brand resemblance automatically fails regardless of score.
Repair prompt:
Remove the entire rounded-square tile, plate, border, badge, and background shape. Keep only the central mascot or symbol as one isolated object on transparency. The logo must have its own complete silhouette and must not rely on a container.
Repair prompt:
Replace the generic symbol with one proprietary silhouette feature derived from the project’s distinctive behavior. Reduce reliance on common logo motifs. Use an unexpected but coherent proportion, cutout, fold, fused form, or asymmetrical gesture that belongs specifically to this concept.
Repair prompt:
Reduce eye size, remove decorative highlights from the eyes, simplify the mouth, increase silhouette confidence, and use calmer proportions. Preserve friendliness without baby-like features or sticker-character styling.
Repair prompt:
Flatten the depth treatment. Reduce gloss, bevel size, cast shadow, ambient occlusion, and highlight intensity. Preserve only enough dimensional modeling to clarify the form. The result must still read as a graphic logo.
Repair prompt:
Add restrained inflated volume, one broad soft highlight, subtle tonal falloff, and mild contact shading between overlapping forms. Do not add scene lighting or heavy effects.
Repair prompt:
Reduce the design to one dominant body, one concept-defining secondary feature, and no more than two facial elements. Remove all tiny accents, textures, interior decoration, and nonessential anatomy.
Repair prompt:
Redesign the outer contour first. Merge fragmented parts, thicken fragile protrusions, enlarge the dominant mass, and create one unmistakable outline that remains recognizable as a solid black shape at 32 px.
Repair prompt:
Use one purposeful color transition that follows the form or concept. Limit the palette to one dominant color family, one support color, and one neutral. Remove rainbow blending and arbitrary neon shifts.
Repair prompt:
Discard the current silhouette and feature arrangement. Rebuild the concept using a different body family, different proportions, different negative space, and a new proprietary gesture. Do not preserve recognizable elements from the conflicting brand.
Repair prompt:
Isolate the single logo mark on a transparent canvas. Remove all background color, gradient field, floor, shadow plane, glow field, card, and presentation surface.
Append this to image-generation requests when the model responds well to explicit negatives.
No app icon tile, no rounded-square container, no square background, no circle badge, no border, no frame, no plate, no button, no card, no browser window, no phone mockup, no UI, no controls, no text, no letters, no wordmark, no slogan, no monogram, no watermark, no logo sheet, no multiple options, no scene, no props, no environment, no floor, no horizon, no decorative background, no particles, no lens flare, no cinematic lighting, no photorealism, no realistic animal, no human, no detailed anatomy, no fur, no feathers, no metallic chrome, no cheap plastic, no excessive glass, no heavy bloom, no noisy texture, no long cast shadow, no generic robot, no generic brain, no generic rocket, no generic shield, no generic chat bubble, no generic lightning bolt, no generic infinity symbol, no random sparkles, no copied brand, no trademark imitation, no existing mascot, no fictional character.
Use this internal template when converting a project summary into art direction.
PROJECT FUNCTION:
[What the product actually does]
AUDIENCE:
[Who it serves]
EMOTIONAL PROMISE:
[How the user should feel]
DISTINCTIVE BEHAVIOR:
[What makes the product different]
BRAND TRAITS:
[Three traits]
AVOID:
[Explicit user exclusions plus likely clichés]
CONCEPT ROUTE:
[Personified function / symbolic object / abstract behavior]
CENTRAL METAPHOR:
[One metaphor only]
PROPRIETARY FEATURE:
[One silhouette or negative-space feature]
BODY SHAPE:
[One dominant compact form]
EXPRESSION:
[None or minimal]
PALETTE:
[Dominant / support / neutral]
MATERIAL:
[One controlled material]
DEPTH:
[One restrained depth strategy]
FINAL PROMPT:
[Concrete production prompt]
These examples demonstrate reasoning patterns, not fixed outputs.
Weak route:
Stronger route:
Weak route:
Stronger route:
Weak route:
Stronger route:
Weak route:
Stronger route:
Weak route:
Stronger route:
Weak route:
Stronger route:
Do not burden the user with a questionnaire.
Proceed directly when the brief contains enough information to infer:
Ask one question only when required.
Acceptable question:
Should the mark feel more calm and trustworthy, or more energetic and mischievous?
Unnecessary questions:
The style and output format are already fixed by this skill.
Preferred output:
Optional downstream deliverables only when explicitly requested:
Do not automatically create these extras.
Before sending a generation request, verify:
If any box is unchecked, revise before generation.