JEOL logo with a wordmark and a stylized geometric circular symbol.
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JEOL

JEOL Ltd. is a Japanese manufacturer of scientific instruments, including electron microscopes, mass spectrometers and NMR spectrometers, founded in 1949. Its current corporate symbol was introduced in May 2014 for the company's 65th anniversary.

JEOL Ltd. is a Japanese manufacturer of scientific instruments, including electron microscopes, mass spectrometers and NMR spectrometers, founded in 1949 as an electron microscope development and manufacturing company.[1] The company’s current corporate symbol was introduced in May 2014, commemorating JEOL’s 65th anniversary and representing its determination to enhance the JEOL brand.[2]

Design and History

JEOL announced its new corporate symbol on May 30, 2014, timed to the company’s 65th anniversary in June of that year.[3] The symbol was designed to express the company’s strategy of “YOKOGUSHI,” a Japanese term referring to a horizontal expansion across markets, and to convey a new direction for JEOL in the next generation.[3] The redesign was announced in a statement signed by then-president Gon-emon Kurihara.[2]

The symbol incorporates the stylized letter “J” as its motif, representing JEOL extending across the world.[2] The mark is built from two dynamic “J strokes” that together represent the company’s founding philosophy of “Creativity” and “Research and Development.”[2] The JEOL USA subsidiary describes the symbol as having been redesigned in 2014 to commemorate the parent company’s 65th anniversary.[4]

Meaning and Symbolism

JEOL’s official design intention documentation describes four elements of the symbol. The motif is the letter “J,” signifying JEOL’s global reach. The dynamic image of two J strokes represents the corporate philosophy of “Creativity” and “Research and Development.” A circle in the center of the mark symbolizes the globe. The color scheme uses deep blue and emerald green, which the company describes as representing challenges to the blessings of nature and ecology.[2] The company states that the symbol visualizes these meanings integrating and developing dynamically.[2]

JEOL USA’s description of the corporate symbol echoes these elements, noting that the stylized “J” is the corporate mark, the two dynamic brush strokes represent the philosophy of “Creativity” and “Development,” the central circle represents the globe, and the deep blue and emerald green colors represent challenges of nature and ecology.[4]

Logo Index is an independent educational archive covering logos, visual identities and graphic design history. All trademarks and brand assets remain the property of their respective owners.

Logo data

Measured from the original SVG file on 30/09/2026.

Colors

5 colors

  • #002D78Blue, 53%

    RGB 0, 45, 120; CMYK 100, 62, 0, 53

    White text 12.8:1 (passes AA)

  • #003B79Blue, 21%

    RGB 0, 59, 121; CMYK 100, 51, 0, 53

    White text 11.0:1 (passes AA)

  • #00827DTeal, 18%

    RGB 0, 130, 125; CMYK 100, 0, 4, 49

    White text 4.7:1 (passes AA)

  • #00667BTeal, 5.1%

    RGB 0, 102, 123; CMYK 100, 17, 0, 52

    White text 6.6:1 (passes AA)

  • #00567ABlue, 2.6%

    RGB 0, 86, 122; CMYK 100, 30, 0, 52

    White text 8.0:1 (passes AA)

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Backgrounds and sizes

Contrast and color difference

Compared with Manufacturing

259 measured Manufacturing logos

Only 14% of Manufacturing logos in the archive use four or more colors.

  • Main color blue25%
  • Combination mark47%
  • Four or more colors14%
  • Most common main color here: black33%

From measured files, not tags. Updated 29/10/2026.

Structure

Logo type
Combination markClassified by AI
Proportions
2.6 : 1Horizontal
Ink coverage
26%74% empty space inside the outline
Symmetry
Asymmetric12% left-right match
Outline
Free-formOverall silhouette
Complexity
Moderate5 shapes, about 170 points

Tints and shades

Click a step to copy

#002D78

#003B79

#00827D

Typography

Lettering style: Geometric sans, uppercase.

This is a style class, not the exact font. The font has not been documented.

Free fonts in this style: Montserrat, Outfit, Urbanist

Visual description

Classified by AI

Symbol shows
Stylized circular ring
Style
Geometric, flat, minimal
Layout
Symbol right of the name
Techniques
Negative space, geometric construction
Text in the logo
JEOL

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