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Semble AI Brand Identity

A website-derived reference for Semble AI: observed colors, typography, components, and assets extracted from https://www.sembleai.com/. This snapshot is not official brand guidance. Verify current values and usage permissions with the original source.

Download JSON
Primary
#333C4D
Accent
#333C4D
Body Font
DM Sans
Heading
Instrument Serif

Color Palette

Brand palette extracted from https://www.sembleai.com/.

primary
#333C4D
rgb(51, 60, 77)
secondary
#9CA3AF
rgb(156, 163, 175)
accent
#333C4D
rgb(51, 60, 77)
background
#FFFFFF
rgb(255, 255, 255)
textPrimary
#757C8A
rgb(117, 124, 138)
link
#757C8A
rgb(117, 124, 138)

Typography

Each font links to its Google Fonts page where available.

primary
DM Sans
heading
Instrument Serif
Instrument Serif Google Fonts →
Instrument Serif, serif
Not found on Google Fonts? Agent Instructions that you can follow if you have permission to use the fonts:

CharacterQuilt.com suggests this flow that can help:

1. Open the company's homepage in a browser with DevTools open.
2. In the Network tab, filter by "Font" (or by extension: woff2, woff, ttf, otf).
3. Hard-reload the page and click around (pricing, blog, careers) — some weights only load on specific routes.
4. For each captured font URL: right-click → Save As to download the file locally.
5. View the page's CSS (DevTools → Sources, or curl the stylesheet URLs) and copy out the matching @font-face declarations. Rewrite each `src: url(...)` to point to your local file path.

Programmatic alternative: load the URL with Playwright or Puppeteer, listen for `response` events whose `Content-Type` starts with `font/`, and write the body to disk. The CSS extraction step is the same.

Only do this if you have permission to use the brand assets — most proprietary fonts are licensed and may not be redistributable.

Visual Assets

Semble AI logo
Logo
Semble AI favicon
Favicon
Semble AI social image
Social Card

UI Components

Live previews rendered using Semble AI's actual button styles.

input
background #FFFFFF textColor #21242C borderColor #E3E5E8 borderRadius 5.5px shadow none
buttonPrimary
background #333C4D textColor #FFFFFF borderRadius 9999px shadow rgba(0, 0, 0, 0) 0px 0px 0px 0px, rgba(0, 0, 0, 0) 0px 0px 0px 0px, rgba(0, 0, 0, 0.1) 0px 10px 15px -3px, rgba(0, 0, 0, 0.1) 0px 4px 6px -4px
buttonSecondary
background #FFFFFF textColor #21242C borderColor #E9EAED borderRadius 9999px shadow none

Brand Personality

Tone: professional Energy: medium Audience: architects and engineers

Semble AI Brand in the Wild

Real-world brand assets, ads, campaigns, and marketing materials.

Frequently Asked Questions

What is Semble AI's primary brand color?

The website extraction recorded #333C4D as the primary color for Semble AI. This is an observed website value, not a verified official brand specification.

What font does Semble AI use?

The extraction detected DM Sans for body text and Instrument Serif for headings on https://www.sembleai.com/. Font usage and licensing should be checked with the source.

Does Semble AI use a light or dark theme?

The captured website used a light color scheme, with a recorded background of #FFFFFF. The current website may differ from this snapshot.

Where can I find Semble AI's logo?

The logo asset recorded from https://www.sembleai.com/ is included in the machine-readable JSON profile linked above. Check the original source for the current asset and usage permissions.

How was this brand profile generated?

This profile was extracted from https://www.sembleai.com/ using the Firecrawl branding extraction API, which inspects the live page's CSS, fonts, color tokens, and component styles. It is not affiliated with or endorsed by Semble AI.

Methodology

Brand data on this page was extracted from https://www.sembleai.com/ using the Firecrawl branding extraction API, which extracts website design information. An extraction date was not recorded for this profile. The source site may have changed since the snapshot was captured, and a redirect may lead to a different company or product. Brand-in-the-wild images were found using image search. Cached previews link to original third-party sources. This page is published by CharacterQuilt and is not affiliated with or endorsed by Semble AI.

Machine-Readable Profile

Direct endpoints for agents, designers, and tooling. No login or auth required.

{
  "colorScheme": "light",
  "fonts": [
    {
      "family": "DM Sans",
      "role": "body"
    },
    {
      "family": "Instrument Serif",
      "role": "heading"
    }
  ],
  "colors": {
    "primary": "#333C4D",
    "secondary": "#9CA3AF",
    "accent": "#333C4D",
    "background": "#FFFFFF",
    "textPrimary": "#757C8A",
    "link": "#757C8A"
  },
  "typography": {
    "fontFamilies": {
      "primary": "DM Sans",
      "heading": "Instrument Serif"
    },
    "fontStacks": {
      "heading": [
        "Instrument Serif",
        "serif"
      ],
      "body": [
        "DM Sans",
        "system-ui",
        "sans-serif"
      ],
      "paragraph": [
        "DM Sans",
        "system-ui",
        "sans-serif"
      ]
    },
    "fontSizes": {
      "h1": "59.25px",
      "h2": "48px",
      "body": "13.5px"
    }
  },
  "spacing": {
    "baseUnit": 4,
    "borderRadius": "17px"
  },
  "components": {
    "input": {
      "background": "#FFFFFF",
      "textColor": "#21242C",
      "borderColor": "#E3E5E8",
      "borderRadius": "5.5px",
      "borderRadiusCorners": {
        "topLeft": "5.5px",
        "topRight": "5.5px",
        "bottomRight": "5.5px",
        "bottomLeft": "5.5px"
      },
      "shadow": "none"
    },
    "buttonPrimary": {
      "background": "#333C4D",
      "textColor": "#FFFFFF",
      "borderRadius": "9999px",
      "borderRadiusCorners": {
        "topLeft": "9999px",
        "topRight": "9999px",
        "bottomRight": "9999px",
        "bottomLeft": "9999px"
      },
      "shadow": "rgba(0, 0, 0, 0) 0px 0px 0px 0px, rgba(0, 0, 0, 0) 0px 0px 0px 0px, rgba(0, 0, 0, 0.1) 0px 10px 15px -3px, rgba(0, 0, 0, 0.1) 0px 4px 6px -4px"
    },
    "buttonSecondary": {
      "background": "#FFFFFF",
      "textColor": "#21242C",
      "borderColor": "#E9EAED",
      "borderRadius": "9999px",
      "borderRadiusCorners": {
        "topLeft": "9999px",
        "topRight": "9999px",
        "bottomRight": "9999px",
        "bottomLeft": "9999px"
      },
      "shadow": "none"
    }
  },
  "images": {
    "logo": "https://www.sembleai.com/assets/NEW_LOGO-BtvMjTn8.png",
    "favicon": "https://www.sembleai.com/favicon.ico",
    "ogImage": "https://www.sembleai.com/logo.png",
    "logoHref": "https://www.sembleai.com/",
    "logoAlt": "https://www.sembleai.com/Semble%20AI"
  },
  "__llm_logo_reasoning": {
    "selectedIndex": 0,
    "reasoning": "Selected #0 because it matches the brand name 'Semble AI', is visible, and links to the homepage, making it the primary logo.",
    "confidence": 0.85,
    "source": "llm"
  },
  "__llm_button_reasoning": {
    "primary": {
      "index": 0,
      "text": "Book a demo",
      "reasoning": "Button #0 ('Book a demo') uses the brand color #333C4D, which is vibrant and action-oriented, making it the primary CTA."
    },
    "secondary": {
      "index": 1,
      "text": "Watch demo",
      "reasoning": "Button #1 ('Watch demo') has a different background color (#FFFFFF) and serves as a secondary action, complementing the primary CTA."
    },
    "confidence": 0.95
  },
  "personality": {
    "tone": "professional",
    "energy": "medium",
    "targetAudience": "architects and engineers"
  },
  "designSystem": {
    "framework": "tailwind",
    "componentLibrary": ""
  },
  "confidence": {
    "buttons": 0.95,
    "colors": 0.9,
    "overall": 0.925
  },
  "__llm_metadata": {
    "logoSelection": {
      "llmCalled": true,
      "llmSucceeded": true,
      "finalSource": "llm",
      "rawLogoSelection": {
        "selectedLogoIndex": 0,
        "selectedLogoReasoning": "Selected #0 because it matches the brand name 'Semble AI', is visible, and links to the homepage, making it the primary logo.",
        "confidence": 0.85
      }
    },
    "buttonClassification": {
      "llmCalled": true,
      "llmSucceeded": true
    }
  }
}

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