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Brand guidelines

This page collects the ExpTech Studio logo files, usage, colors, and fonts. Write the English name as ExpTech Studio (short name: ExpTech). The Chinese name is 探索科技.

Horizontal logo

The chip mark with the ExpTech Studio lettering. Use the transparent version on light backgrounds and the white-background version on dark backgrounds.

Light backgroundHorizontal logo (ExpTech_Studio.webp)
ExpTech_Studio.webp1600 × 600 px · WebP · 13.5 KB · Background: transparentDownload
Dark backgroundHorizontal logo (ExpTech_Studio_white.webp)
ExpTech_Studio_white.webp1600 × 600 px · WebP · 11.2 KB · Background: whiteDownload

Square icon

Comes with its own dark gray background, so it stays clear on light and dark backgrounds. It's the icon at the top left of this site's navigation bar.

Light backgroundSquare icon (exptech.webp)
exptech.webp200 × 200 px · WebP · 1.8 KB · Background: dark gray (#424242)Download
Dark backgroundSquare icon (exptech.webp)
exptech.webp200 × 200 px · WebP · 1.8 KB · Background: dark gray (#424242)Download

Favicon

The chip mark only, on a transparent background. Use it at small sizes, such as browser tabs. Shown below at actual size.

Light backgroundFavicon (favicon.ico)
favicon.ico32 × 32 px · ICO · 4.2 KB · Background: transparentDownload
Dark backgroundFavicon (favicon.ico)
favicon.ico32 × 32 px · ICO · 4.2 KB · Background: transparentDownload

You can download the original file under each preview. Only raster images are available (WebP and ICO). There is no vector file. If you need a vector file or another size, contact us.

Keep at least a margin of x around the logo. x is 20% of H, the height of the logo artwork. The horizontal logo files already include enough margin. Using the whole image, without cropping it further, meets the requirement.

  • ExpTech Studio logo: correct usage example

    DoUse the transparent version on light backgrounds

  • ExpTech Studio logo: correct usage example

    DoUse the white-background version on dark backgrounds, and keep the white plate

  • ExpTech Studio logo: incorrect usage example

    Don'tStretch or squash it out of its original proportions

  • ExpTech Studio logo: incorrect usage example

    Don'tChange the logo colors

  • ExpTech Studio logo: incorrect usage example

    Don'tAdd effects such as shadows or outlines

  • ExpTech Studio logo: incorrect usage example

    Don'tPlace it on a busy background

  • ExpTech Studio logo: incorrect usage example

    Don'tPlace the transparent version directly on a dark background

Keep the original proportions and colors. Do not add effects, and do not place it on a busy background. There is no version with light-colored lettering yet. On a dark background, use the white-background version or the square icon.

The primary brand color is violet, with a cool neutral gray. Light mode and dark mode each have their own values. The values below stay in sync with the site styles. Click a value to copy it.

  • Brand primary--primary

    Light mode
    Dark mode
  • Text on primary--primary-foreground

    Light mode
    Dark mode
  • Background--background

    Light mode
    Dark mode
  • Card--card

    Light mode
    Dark mode
  • Text--foreground

    Light mode
    Dark mode
  • Secondary text--muted-foreground

    Light mode
    Dark mode
  • Border--border

    Light mode
    Dark mode
  • Error and danger--destructive

    Light mode
    Dark mode

Colors marked ≈ are outside the sRGB gamut, so the HEX value is the closest approximation. Use OKLCH when you need exact colors.

On the web, use CSS variables (for example var(--primary)). Do not hard-code color values, so light and dark mode can switch on their own. Text and background need enough contrast to meet the WCAG accessibility standard.

Violet scale--color-accent-*

  1. 50
  2. 100
  3. 200
  4. 300
  5. 400
  6. 500
  7. 600
  8. 700
  9. 800
  10. 900
  11. 950

Neutral gray scale--color-gray-*

  1. 50
  2. 100
  3. 200
  4. 300
  5. 400
  6. 500
  7. 600
  8. 700
  9. 800
  10. 900
  11. 950

Colors marked ≈ are outside the sRGB gamut, so the HEX value is the closest approximation. Use OKLCH when you need exact colors.

Tailwind accent-* (for example bg-accent-600) and gray-* map to these two scales.

  • 36 px · 700Real-time earthquake monitoring
  • 24 px · 600ExpTech Studio 探索科技
  • 16 px · 400Get earthquake reports, real-time station data, and SSE real-time streams from the ExpTech API.
  • 16 px · 400Traditional Chinese地震報告、即時測站資料與 SSE 即時串流,都可以透過 ExpTech API 取得。
  • 14 px · 400The quick brown fox jumps over the lazy dog. 0123456789
  • Monospace · 14 pxcurl -sL "https://api.core.exptech.dev/api/v2/eq/report?limit=5"
Aa200Aa300Aa400Aa500Aa600Aa700Aa800
Traditional Chinese and English pages
Plus Jakarta Sans VariablePlus Jakarta SansPingFang TCNoto Sans TCMicrosoft JhengHeiui-sans-serifsystem-uisans-serif
Japanese pages
Plus Jakarta Sans VariablePlus Jakarta SansHiragino SansNoto Sans JPYu Gothicui-sans-serifsystem-uisans-serif
Code
ui-monospaceSFMono-RegularSF MonoMenloMonacoConsolasLiberation MonoCourier Newmonospace

Latin letters use Plus Jakarta Sans (variable weight 200–800). Chinese and Japanese use the fonts built into each operating system. Code uses the system monospace font.

ExpTech Studio brand assets may be used only for the following:

  • Official documentation and the website
  • Community projects and tutorials
  • Non-commercial display

For commercial use or any other special permission, contact us first.