MCO logo with a white abstract geometric shape inside a hexagon on blue circle.
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MCO (MCO)

MCo Corporation is a Japanese mezzanine finance firm headquartered in Tokyo. It adopted its current corporate logo in 2021 as part of a rebranding initiative tied to its full independence through a management buyout.

MCo Corporation (MCo株式会社), a Japanese mezzanine finance firm headquartered in Tokyo, adopted its current corporate logo in 2021 as part of a rebranding initiative tied to its full independence through a management buyout (MBO). The company traces its operations to the establishment of Mezzanine Corporation in October 2005, with the current MCo entity formed in February 2014 to succeed that business. In April 2021, MCo achieved complete capital independence through an MBO.[1]

Design and History

MCo changed its corporate logo in 2021 as part of a rebranding initiative, announced on August 18, 2021. The company stated that the change came on the occasion of becoming fully independent through the MBO that year.[2]

The new logo uses a motif of the letter “M” and a blue color that the company says was inherited from its tradition. According to the official announcement, the design embodies MCo’s vision of how its members and clients work hand in hand to open up new stages, while maintaining the corporate philosophy of “Trusted Investor for Client’s Best Interest.”[2]

Meaning and Symbolism

The letter “M” motif in the logo directly references the company’s name, MCo. The blue color is described by the company as inherited from its tradition, establishing visual continuity with its prior identity.[2] The company’s stated vision behind the design is the idea of members and clients working together to open new stages, a concept the logo is intended to embody.[2]

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Logo data

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

Colors

3 colors

  • #103F68Blue, 79%

    RGB 16, 63, 104; CMYK 85, 39, 0, 59

    White text 10.9:1 (passes AA)

  • #FFFFFFWhite, 20%

    RGB 255, 255, 255; CMYK 0, 0, 0, 0

    Black text 21.0:1 (passes AA)

  • #819AAFBlue, 1.7%

    RGB 129, 154, 175; CMYK 26, 12, 0, 31

    Black text 7.2:1 (passes AA)

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Backgrounds and sizes

Contrast and color difference

Compared with Crypto

648 measured Crypto logos

Only 17% of Crypto logos in the archive use exactly 3 colors.

  • Main color blue31%
  • Symbol44%
  • 3 colors17%

From measured files, not tags. Updated 28/10/2026.

Structure

Logo type
SymbolClassified by AI
Proportions
1.0 : 1Roughly square
Ink coverage
78%22% empty space inside the outline
Symmetry
Mirror-symmetric100% left-right match
Outline
CircularOverall silhouette
Complexity
Minimal2 shapes, about 44 points

Tints and shades

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#103F68

#819AAF

Visual description

Classified by AI

Symbol shows
Abstract geometric M shape
Style
Geometric, flat, minimal
Layout
Symbol on its own
Techniques
Negative space, monogram, geometric construction

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